Veggie Sliders with Pesto Spread

Highlighted under: Simple Ideas

I absolutely love these Veggie Sliders with Pesto Spread! They are not only delicious but also a fantastic way to enjoy a healthy meal. Each slider is packed with flavor thanks to the combination of roasted vegetables and the vibrant, aromatic pesto. I appreciate how simple they are to make, and you can easily customize the ingredients based on what you have on hand. Whether for a casual dinner or a gathering with friends, these sliders are sure to impress everyone at the table!

Unity Caldwell

Created by

Unity Caldwell

Last updated on 2026-01-13T04:55:51.161Z

Creating these Veggie Sliders with Pesto Spread has become a regular favorite in my home. I love how the sweet roasted bell peppers and the earthy mushrooms come together to create a delightful flavor profile. From experimenting with different veggies to discovering the perfect balance of spices, every step is a joy that amplifies the enjoyment of this dish.

The secret to making perfect veggie sliders is ensuring the vegetables are cooked just right — not too mushy, but tender enough to meld their flavors. The homemade pesto adds a beautiful contrast of creaminess and herbaceous notes that elevate these sliders for any occasion.

Why You Will Love These Sliders

  • Rich roasted vegetable flavor enhanced with fresh pesto
  • A healthy yet satisfying alternative to traditional sliders
  • Perfect for grilling season or as a gourmet party snack

Mastering the Pesto Spread

The pesto spread is the star of these veggie sliders, offering a burst of flavor that elevates the dish. Using fresh basil leaves ensures that the pesto is aromatic and vibrant. When you blend the ingredients, don't rush the process; take your time to achieve a smooth consistency. If you're a fan of a nuttier flavor, consider toasting the pine nuts lightly before adding them to the food processor, which brings out their oils and flavors beautifully.

Consistency plays a crucial role in the pesto spread’s texture. If the mixture seems too thick, add a little extra olive oil, one tablespoon at a time, and blend again. A well-balanced pesto should be creamy and not overly oily. If you're looking to reduce calories, you can replace some olive oil with water for a lighter version without sacrificing too much flavor.

Perfecting the Slider Patties

The ingredients in the slider mixture not only contribute flavor but also moisture. The cooked quinoa acts as a binding agent along with the egg, ensuring the patties hold together during cooking. If you find the mixture too wet, simply add a bit more breadcrumbs to achieve a firmer texture. Aim for patties that are about 1/2-inch thick, which helps them cook evenly without drying out before achieving that golden exterior.

For those who prefer a gluten-free version, substituting traditional breadcrumbs with almond flour or crushed gluten-free crackers will work well. Additionally, you can experiment with different vegetables; zucchini or sweet potatoes can add unique flavors and enhance the nutritional profile of your sliders.

Cooking and Serving Suggestions

When cooking the sliders, be sure your skillet or grill is preheated adequately. A medium heat allows the patties to form a nice crust without burning. Look for a golden-brown color on the edges, which typically takes about 5 minutes per side. If you're making a larger batch, keep cooked patties warm in a low oven while the others finish cooking, which can prevent sogginess.

Serving these veggie sliders can be a delightful experience. Beyond lettuce and tomatoes, consider adding sliced avocado, pickled red onions, or even a slice of smoked cheese to enhance the flavor profile. Pair with a simple side salad or sweet potato fries to complete this wholesome meal that’s perfect for any gathering!

Ingredients

For the Sliders

  • 1 cup cooked quinoa
  • 1 cup chopped bell peppers
  • 1 cup chopped mushrooms
  • 1/2 cup breadcrumbs
  • 1/4 cup grated Parmesan cheese
  • 1 egg
  • Salt and pepper to taste
  • Burger buns

For the Pesto Spread

  • 1 cup fresh basil leaves
  • 1/4 cup pine nuts
  • 1/4 cup grated Parmesan cheese
  • 2 cloves garlic
  • 1/2 cup olive oil
  • Salt to taste

Instructions

Prepare the Pesto Spread

In a food processor, combine the basil leaves, pine nuts, Parmesan cheese, and garlic. Blend until finely chopped. While the processor is running, slowly add the olive oil until the mixture is smooth. Add salt to taste and set aside.

Make the Sliders

In a large bowl, mix the cooked quinoa, chopped bell peppers, mushrooms, breadcrumbs, grated Parmesan cheese, and egg. Season with salt and pepper. Shape the mixture into small patties.

Cook the Sliders

Heat a skillet or grill over medium heat. Cook the patties for about 5 minutes on each side until golden brown. Remove and place on burger buns.

Assemble

Spread a generous amount of the pesto on each slider and top with your favorite toppings like lettuce or sliced tomatoes.

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Pro Tips

  • For extra flavor, try adding different spices to the slider mixture such as cumin or smoked paprika. You can also experiment with different toppings like avocado or feta cheese.

Make-Ahead and Storage Tips

These sliders are an excellent option for meal prep. You can prepare the slider patties in advance and store them in the refrigerator for up to three days before cooking. Alternatively, you can freeze them uncooked; just place parchment paper between each patty to prevent sticking. They will be best used within a month. When ready, let them thaw in the refrigerator overnight before cooking to ensure even cooking.

The pesto spread can also be made ahead of time and stored in an airtight container in the refrigerator for up to a week. A thin layer of olive oil on top before sealing the container can help prevent browning, keeping the vibrant green color of the basil intact.

Flavor Variations

Feel free to customize the flavor of your veggie sliders by incorporating different herbs or spices into the patty mix. Adding cumin or smoked paprika can give the sliders a delightful depth, while fresh herbs like cilantro or parsley can elevate the taste. Mixing in some chopped spinach can boost the nutritional content and add a pop of color.

If you're in the mood for a spicy kick, consider mixing in some finely chopped jalapeños or a few dashes of hot sauce directly into the quinoa mixture. This can turn up the heat of the dish, making it a hit for anyone who enjoys bold flavors!

Questions About Recipes

→ Can I make the sliders ahead of time?

Yes! You can prepare the slider mixture a day in advance and store it in the refrigerator.

→ Can I freeze the sliders?

Absolutely! Shape the patties and freeze them before cooking. Just remember to defrost them before cooking.

→ What can I substitute for eggs?

You can use a flaxseed meal mixed with water as a binding agent in place of eggs.

→ How long will leftovers last?

Stored in an airtight container, leftovers will last about 3-4 days in the fridge.

Veggie Sliders with Pesto Spread

I absolutely love these Veggie Sliders with Pesto Spread! They are not only delicious but also a fantastic way to enjoy a healthy meal. Each slider is packed with flavor thanks to the combination of roasted vegetables and the vibrant, aromatic pesto. I appreciate how simple they are to make, and you can easily customize the ingredients based on what you have on hand. Whether for a casual dinner or a gathering with friends, these sliders are sure to impress everyone at the table!

Prep Time20 minutes
Cooking Duration15 minutes
Overall Time35 minutes

Created by: Unity Caldwell

Recipe Type: Simple Ideas

Skill Level: Intermediate

Final Quantity: 4 sliders

What You'll Need

For the Sliders

  1. 1 cup cooked quinoa
  2. 1 cup chopped bell peppers
  3. 1 cup chopped mushrooms
  4. 1/2 cup breadcrumbs
  5. 1/4 cup grated Parmesan cheese
  6. 1 egg
  7. Salt and pepper to taste
  8. Burger buns

For the Pesto Spread

  1. 1 cup fresh basil leaves
  2. 1/4 cup pine nuts
  3. 1/4 cup grated Parmesan cheese
  4. 2 cloves garlic
  5. 1/2 cup olive oil
  6. Salt to taste

How-To Steps

Step 01

In a food processor, combine the basil leaves, pine nuts, Parmesan cheese, and garlic. Blend until finely chopped. While the processor is running, slowly add the olive oil until the mixture is smooth. Add salt to taste and set aside.

Step 02

In a large bowl, mix the cooked quinoa, chopped bell peppers, mushrooms, breadcrumbs, grated Parmesan cheese, and egg. Season with salt and pepper. Shape the mixture into small patties.

Step 03

Heat a skillet or grill over medium heat. Cook the patties for about 5 minutes on each side until golden brown. Remove and place on burger buns.

Step 04

Spread a generous amount of the pesto on each slider and top with your favorite toppings like lettuce or sliced tomatoes.

Extra Tips

  1. For extra flavor, try adding different spices to the slider mixture such as cumin or smoked paprika. You can also experiment with different toppings like avocado or feta cheese.

Nutritional Breakdown (Per Serving)

  • Calories: 300 kcal
  • Total Fat: 16g
  • Saturated Fat: 3g
  • Cholesterol: 55mg
  • Sodium: 420mg
  • Total Carbohydrates: 33g
  • Dietary Fiber: 6g
  • Sugars: 4g
  • Protein: 12g