Garlic Shrimp & Avocado Crostini: Quick Bites for Gatherings

Featured in Appetizers & Snacks.

Fresh Garlic Shrimp & Avocado Crostini are simple, flavorful appetizers perfect for any get-together. Easy to make, bursting with taste!
Hiroshi Tanaka - Recipe Author
Updated on Sat Feb 14 2026 at 04:52 PM
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Garlic Shrimp & Avocado Crostini: Quick Bites for Gatherings | Rapidos Recipes

Honestly, some of my favorite recipes come from those moments when you're staring into the fridge, slightly panicked, because friends are arriving in 30 minutes and you have, well, nothing. This Garlic Shrimp & Avocado Crostini recipe was born from exactly one of those chaotic evenings. I remember rummaging around, finding some leftover shrimp from a forgotten dinner, a couple of ripe avocados, and a baguette I'd impulsively bought. I didn't expect much, just a quick bite to stave off hunger, but oh my goodness, it became an instant hit! There was this moment of collective silence, then everyone just started asking for the recipe. It's truly a testament to simple ingredients coming together in a way that just works.

I still laugh thinking about the first time I made this Garlic Shrimp & Avocado Crostini. I was so flustered, I accidentally grabbed smoked paprika instead of red pepper flakes for the shrimp. My kitchen smelled like a campfire for an hour, but you know what? It wasn't bad! It actually added this unexpected smoky depth. See? Sometimes, kitchen mistakes lead to the best discoveries. My friends still tease me about the 'campfire crostini' incident, but it's a fond memory now.

Ingredients for Garlic Shrimp & Avocado Crostini

For the Crostini Base

  • Baguette: A good, crusty baguette is your foundation, hon. Don't go for anything soft or pre-sliced, you want that satisfying crunch. I usually grab one from my local bakery, the kind that still feels warm.
  • Olive Oil: Just a drizzle, really. It helps the baguette get golden and crispy. I'm not super picky about brands here, but a decent extra virgin olive oil makes a difference in flavor, I think.

For the Garlic Shrimp

  • Shrimp: Fresh or frozen, peeled and deveined. I often keep a bag of frozen shrimp on hand for these very moments. Just make sure they're thawed properly! I usually go for medium-sized ones, they fit better on the crostini.
  • Garlic: Lots of it! This is garlic shrimp, after all. I'm talking fresh minced cloves, not that pre-minced stuff in a jar. Trust me, the aroma and flavor are worth the extra minute of chopping.
  • Olive Oil: Again, a good quality one here. It's the base for sautéing the garlic and shrimp, infusing everything with flavor. I once tried butter, and while tasty, it didn't feel as light for an appetizer.
  • Red Pepper Flakes: Just a pinch for a little warmth, not necessarily heat. I add a bit more if I'm feeling feisty, but you can skip it if you're not a fan of even a whisper of spice.
  • Lemon Juice: Freshly squeezed, please! It brightens everything up and cuts through the richness of the shrimp and avocado. I usually grab a lemon that feels heavy for its size, that means it's juicy.
  • Fresh Parsley: Chopped finely, it adds a pop of color and freshness to the shrimp. I love how it smells when it hits the warm pan with the lemon.

For the Avocado Topping

  • Avocados: Ripe, but not mushy. You want them creamy, but still able to hold a bit of shape when mashed. I always gently squeeze them at the grocery store they should yield slightly.
  • Lime Juice: Crucial for both flavor and to keep those avocados from turning brown. Fresh is non-negotiable here, it adds that zesty tang.
  • Red onion: Finely minced. It adds a lovely crunch and a subtle bite without being overpowering. I always rinse it under cold water after mincing to mellow its flavor.
  • Fresh Cilantro: If you're a cilantro lover like me, don't skimp! It adds so much fresh, herbaceous flavor. If you're one of those 'soap' people, flat-leaf parsley is a good swap.
  • Salt & Pepper: To taste, of course. I always start with a little, then add more as I go until it tastes just right.

Finishing Touches

  • Flaky Sea Salt: A little sprinkle right before serving elevates the whole dish, adding both texture and a burst of salty goodness.
  • Fresh Parsley or Cilantro: A final garnish makes it look pretty, and adds another layer of fresh flavor.

Instructions: Creating Your Garlic Shrimp & Avocado Crostini

Toast the Crostini Slices:
First things first, let's get that baguette ready! Slice it into about 1/2-inch thick pieces I usually aim for about 12-15 slices, depending on how big my baguette is. Lay them out on a baking sheet, drizzle with a little olive oil, and pop them into a preheated oven at 375°F (190°C). Keep an eye on them, because they go from perfectly golden to burnt in a blink! I'm speaking from experience, I've had to restart a batch or two. You're looking for a light golden-brown color and a crisp texture, usually 8-10 minutes. The smell of toasting bread just fills the kitchen, doesn't it?
Sauté the Garlic Shrimp:
While your crostini are toasting, get a large skillet going over medium-high heat with a tablespoon of olive oil. Once shimmering, toss in your minced garlic and red pepper flakes. Sauté for just about 30 seconds until fragrant don't let that garlic burn, or it'll taste bitter, a mistake I learned early on! Add the shrimp and cook for 2-3 minutes per side, or until they turn pink and opaque. Don't overcrowd the pan, or they'll steam instead of sear beautifully. I always manage to drop one or two when flipping, oops!
Prepare the Avocado Mixture:
Now for the creamy goodness! In a medium bowl, mash your ripe avocados with a fork. You want it mostly smooth, but a few small chunks are totally fine, it adds texture. Stir in the fresh lime juice, finely minced red onion, chopped cilantro, and season with salt and pepper to taste. Give it a good mix. This is where you can really adjust the flavor profile, adding more lime if you like it zippier, or more salt if it feels a little flat. It should smell wonderfully fresh and bright!
Finish the Garlic Shrimp:
Once your shrimp are cooked, remove them from the heat. Squeeze fresh lemon juice over them and toss in the chopped parsley. The lemon brightens the flavor, and the parsley adds a fresh, herbaceous note. I usually give it a quick taste here to make sure the seasoning is just right. Sometimes I add another pinch of salt if it feels like it needs a little something extra. Just a quick stir to combine everything, and they're ready to mingle with the avocado.
Assemble the Garlic Shrimp & Avocado Crostini:
Time to bring it all together! Once your crostini slices are cool enough to handle, spread a generous spoonful of the avocado mixture onto each one. Don't be shy here, you want a good layer. Then, place one or two of those gorgeous garlic shrimp on top of the avocado. I always try to arrange them artfully, but honestly, they taste just as good if they're a little messy. This is where the dish really starts to look like a treat!
Garnish and Serve Your Garlic Shrimp & Avocado Crostini:
For the final flourish, sprinkle each Garlic Shrimp & Avocado Crostini with a pinch of flaky sea salt. This really makes the flavors pop! A little extra fresh parsley or cilantro on top for garnish makes them look even more inviting. Serve these beauties immediately, while the crostini are still crisp and the flavors are at their peak. The combination of warm shrimp, cool avocado, and crunchy bread is just divine. You'll hear that satisfying crunch as your friends take their first bite!

Making this Garlic Shrimp & Avocado Crostini always feels like a little kitchen dance. There's the sizzle of the shrimp, the gentle mashing of the avocado, and the satisfying crunch of the crostini. It takes me back to that initial chaotic evening, but now it's a calm, joyful process. It’s more than just an appetizer, it’s a reminder that sometimes the simplest things, born from a moment of 'what if,' turn out to be the most cherished.

Storing Garlic Shrimp & Avocado Crostini

Honestly, these Garlic Shrimp & Avocado Crostini are best enjoyed fresh, right after assembly. The crostini can get a little soft if they sit too long, and the avocado, even with lime juice, tends to oxidize and turn a bit brown. I tried making a batch ahead for a potluck once, and by the time I arrived, they just weren't as vibrant. If you absolutely need to prep ahead, I'd suggest keeping the components separate. Store the cooked garlic shrimp in an airtight container in the fridge for up to 2 days, and the avocado mixture (with extra lime juice on top, pressed with plastic wrap) for a day. The toasted baguette slices can be stored at room temp in an airtight container for a couple of days. Assemble right before serving for the best experience. Nobody wants soggy bread, right?

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Garlic Shrimp & Avocado Crostini: Quick Bites for Gatherings - Image 1 | Rapidos Recipes

Ingredient Substitutions for Garlic Shrimp & Avocado Crostini

Life happens, and sometimes you just don't have exactly what the recipe calls for. For the bread, if a baguette isn't available, a good quality rustic sourdough or even ciabatta will work for your Garlic Shrimp & Avocado Crostini. Just slice it thin and toast it up. I tried using a gluten-free baguette once, and it worked, kinda it was a bit crumbly, but the flavor was still there. If you're out of lime juice for the avocado, lemon juice is a perfectly fine swap. As for the herbs, if cilantro isn't your thing (I get it, some folks have that 'soap' gene!), fresh parsley is a lovely alternative for both the shrimp and the avocado. You could even try a little fresh dill with the avocado for a different twist, I haven't personally, but I bet it would be nice.

Serving Your Garlic Shrimp & Avocado Crostini

These Garlic Shrimp & Avocado Crostini are just begging to be the star of your next gathering. I love serving them as an appetizer with a crisp, dry white wine a Sauvignon Blanc or a Pinot Grigio feels just right. For non-alcoholic options, a sparkling lemon water with fresh mint is super refreshing. As for other bites, I think they pair wonderfully with a simple Caprese salad or some marinated olives. It keeps the whole vibe light and fresh. And honestly, for a cozy night in, a plate of these with a good rom-com and maybe a fuzzy blanket? Yes please. They're perfect for a light lunch too, maybe alongside a small green salad. The fresh flavors just make everything feel special.

The Backstory of Garlic Shrimp & Avocado Crostini

While the exact origins of Garlic Shrimp & Avocado Crostini might not be steeped in ancient tradition, its components certainly are! Crostini, meaning "little toasts" in Italian, are a classic way to enjoy various toppings, from simple olive oil to more elaborate spreads. Garlic shrimp, often found in Mediterranean and Spanish cuisines (think Gambas al Ajillo!), brings that vibrant, garlicky goodness. And avocados? Well, they've been a staple in Central and South American diets for millennia, adored for their creamy texture. For me, this dish is a beautiful fusion, a testament to how flavors travel and evolve. It’s my own little American kitchen's take on global inspirations, bringing together beloved elements into something new and utterly delicious. It tells a story of simple, fresh ingredients, making friends across cultures on a piece of toasted bread.

So there you have it, my little secret to easy, impressive entertaining: Garlic Shrimp & Avocado Crostini. It's a dish that started as a frantic fridge-dive and blossomed into a household favorite. Every time I make it, I’m reminded that some of the best culinary creations come from necessity, a little bit of chaos, and a whole lot of love. I hope you give this one a try and maybe even find your own delightful 'oops' moment in the kitchen. Let me know how it turns out for you!

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Garlic Shrimp & Avocado Crostini: Quick Bites for Gatherings - Image 2 | Rapidos Recipes

Frequently Asked Questions about Garlic Shrimp & Avocado Crostini

→ Can I make the Garlic Shrimp & Avocado Crostini ahead of time?

Honestly, the best way to enjoy these is fresh! The crostini can get soft, and avocado browns. I usually prep the shrimp and toast the bread ahead, then mash the avocado and assemble just before friends arrive. It makes a big difference.

→ What if I don't have fresh cilantro for the Garlic Shrimp & Avocado Crostini?

No worries! If cilantro isn't your jam, or you just don't have any, fresh flat-leaf parsley is a fantastic substitute for the avocado mixture. I’ve tried it, and it gives a lovely, fresh herbaceous note without the 'soap' factor some folks experience.

→ How do I know when the shrimp for Garlic Shrimp & Avocado Crostini are cooked?

Shrimp cook super fast! They'll turn pink and opaque when done, usually 2-3 minutes per side, depending on their size. Don't overcook them, or they'll get rubbery I learned that the hard way, thinking pinker was better, oops!

→ How long do leftovers of Garlic Shrimp & Avocado Crostini last?

Leftovers aren't really ideal for assembled crostini. If you have any components left, like the shrimp or avocado mixture, store them separately in airtight containers in the fridge for up to a day or two. But for the best taste, fresh is always the way to go.

→ Can I add other ingredients to the avocado mixture for Garlic Shrimp & Avocado Crostini?

Absolutely! I've experimented with a tiny bit of finely diced jalapeño for a kick, or even some cherry tomatoes for extra color. A sprinkle of crumbled feta or goat cheese could also be interesting, though I usually keep it dairy-free. Go wild, see what you like!

Garlic Shrimp & Avocado Crostini: Quick Bites for Gatherings

Fresh Garlic Shrimp & Avocado Crostini are simple, flavorful appetizers perfect for any get-together. Easy to make, bursting with taste!

4.1 out of 5
(31 reviews)
Prep Time
15 Minutes
Cook Time
10 Minutes
Total Time
25 Minutes


Difficulty: Beginner

Cuisine: Mediterranean-inspired

Yield: 12 Servings

Dietary: Seafood, Dairy-Free

Published: Sat Feb 14 2026 at 04:52 PM

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Ingredients

→ For the Crostini Base

01 1 baguette, about 10-12 inches, sliced 1/2-inch thick
02 2 tablespoons olive oil

→ For the Garlic Shrimp

03 1 pound medium shrimp, peeled and deveined
04 4 cloves garlic, minced
05 2 tablespoons olive oil
06 1/4 teaspoon red pepper flakes (optional)
07 1 tablespoon fresh lemon juice
08 2 tablespoons fresh parsley, chopped

→ For the Avocado Topping

09 2 ripe avocados, mashed
10 1 tablespoon fresh lime juice
11 2 tablespoons red onion, finely minced
12 3 tablespoons fresh cilantro, chopped (or parsley)
13 Salt and freshly ground black pepper, to taste

→ Finishing Touches

14 Flaky sea salt, for sprinkling
15 Extra fresh parsley or cilantro, for garnish

Instructions

Step 01

First things first, let's get that baguette ready, hon! Slice it into about 1/2-inch thick pieces - I usually aim for about 12-15 slices, depending on how big my baguette is. Lay them out on a baking sheet, drizzle with a little olive oil, and pop them into a preheated oven at 375°F (190°C). Keep an eye on them, because they go from perfectly golden to burnt in a blink! I'm speaking from experience, I've had to restart a batch or two. You're looking for a light golden-brown color and a crisp texture, usually 8-10 minutes. The smell of toasting bread just fills the kitchen, doesn't it?

Step 02

While your crostini are toasting, get a large skillet going over medium-high heat with a tablespoon of olive oil. Once shimmering, toss in your minced garlic and red pepper flakes. Sauté for just about 30 seconds until fragrant - don't let that garlic burn, or it'll taste bitter, a mistake I learned early on! Add the shrimp and cook for 2-3 minutes per side, or until they turn pink and opaque. Don't overcrowd the pan, or they'll steam instead of sear beautifully. I always manage to drop one or two when flipping, oops!

Step 03

Now for the creamy goodness! In a medium bowl, mash your ripe avocados with a fork. You want it mostly smooth, but a few small chunks are totally fine, it adds texture. Stir in the fresh lime juice, finely minced red onion, chopped cilantro, and season with salt and pepper to taste. Give it a good mix. This is where you can really adjust the flavor profile, adding more lime if you like it zippier, or more salt if it feels a little flat. It should smell wonderfully fresh and bright!

Step 04

Once your shrimp are cooked, remove them from the heat. Squeeze fresh lemon juice over them and toss in the chopped parsley. The lemon brightens the flavor, and the parsley adds a fresh, herbaceous note. I usually give it a quick taste here to make sure the seasoning is just right. Sometimes I add another pinch of salt if it feels like it needs a little something extra. Just a quick stir to combine everything, and they're ready to mingle with the avocado.

Step 05

Time to bring it all together! Once your crostini slices are cool enough to handle, spread a generous spoonful of the avocado mixture onto each one. Don't be shy here, you want a good layer. Then, place one or two of those gorgeous garlic shrimp on top of the avocado. I always try to arrange them artfully, but honestly, they taste just as good if they're a little messy. This is where the dish really starts to look like a treat!

Step 06

For the final flourish, sprinkle each Garlic Shrimp & Avocado Crostini with a pinch of flaky sea salt. This really makes the flavors pop! A little extra fresh parsley or cilantro on top for garnish makes them look even more inviting. Serve these beauties immediately, while the crostini are still crisp and the flavors are at their peak. The combination of warm shrimp, cool avocado, and crunchy bread is just divine. You'll hear that satisfying crunch as your friends take their first bite!

Notes

  1. Don't overcrowd the pan when cooking shrimp, they'll steam instead of sear.
  2. Prep the avocado mixture just before serving to keep it from browning.
  3. I once tried adding a tiny dash of smoked paprika to the shrimp, and it gave it an unexpected, delicious depth.
  4. A sprinkle of chili flakes on top adds a lovely kick for those who like heat

Tools You'll Need

  • Baking sheet
  • large skillet
  • mixing bowl
  • cutting board
  • sharp knife

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Shellfish
  • Gluten (can use GF bread)
  • Garlic

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: 150-200
  • Total Fat: 10-15g
  • Total Carbohydrate: 10-15g
  • Protein: 8-12g

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