Roasted Veggie Sliders

Highlighted under: Healthy & Light

I absolutely love these Roasted Veggie Sliders because they're not only delicious but also packed with flavor and nutrition. Each bite bursts with the taste of fresh, roasted vegetables combined with hearty grains and spices. Whether you're entertaining guests or just enjoying a quiet weeknight dinner, these sliders are always a hit. Plus, they’re a fantastic way to incorporate more vegetables into my diet without sacrificing taste. Trust me, once you’ve made these, you’ll never look at a veggie burger the same way again!

Ottilie James

Created by

Ottilie James

Last updated on 2026-01-12T03:01:14.137Z

When I first experimented with these sliders, I wanted to create something that would satisfy my meat-loving friends without sacrificing my plant-based values. The blend of roasted bell peppers, zucchini, and chickpeas turned out to be the perfect combination. I love serving them with a tangy yogurt sauce, which adds a creamy texture that perfectly complements the crispy edges of the patties.

One tip I learned through trial and error is to let the veggie mixture cool before forming the patties. This helps them hold together better while cooking. I also recommend doubling the batch and freezing some for those busy weeknights. Trust me, they make for a quick and healthy meal!

Why You Will Love This Recipe

  • Savory roasted vegetables packed in a delightful slider bun
  • Healthy, satisfying, and perfect for any occasion
  • Easy to customize with your favorite toppings and sauces

Choosing the Right Veggies

When selecting bell peppers and zucchini for your sliders, it's best to opt for firm, ripe vegetables. Look for vibrant colors in your bell peppers; this not only adds visual appeal but also enhances the flavor profile of the sliders. Zucchini should feel heavy for its size, indicating it's juicy and fresh. Other veggies like eggplant or sweet potatoes can be great additions, providing unique textures and flavors.

Roasting the vegetables to a slight char is essential for developing depth in flavor. Keep an eye on them in the oven; they should just start to caramelize but not become mushy. This roasting process enhances their natural sweetness and complements the earthiness of the chickpeas, which serve as a vital protein source in the patties.

Mastering the Patty Texture

The key to a great slider patty lies in the balance of ingredients. Bread crumbs not only help bind the mixture but also keep it from being too dense. If you want a gluten-free option, substitute with ground oats or gluten-free breadcrumb alternatives. Adjust the quantity slightly if necessary, as different ingredients absorb moisture differently.

Shaping the patties is just as crucial. Compact them enough so they hold together during cooking, but avoid overworking the mixture, which can lead to tough patties. If you notice your patties are crumbling, adding an extra tablespoon of breadcrumbs can help. Ensure they are about ½ inch thick for even cooking and optimal crispiness on the outside.

Serving and Storing Sliders

Once assembled, these sliders are best enjoyed fresh but can be kept in the refrigerator for up to three days. For storage, layer them with parchment paper to avoid sticking. Reheat in a skillet over medium heat for about 4-5 minutes, allowing the exterior to regain its crispiness while thoroughly warming the insides. Avoid microwaving, which can lead to sogginess.

You can experiment with various toppings and condiments to bring your sliders to life. I love adding a spicy yogurt sauce or a fresh avocado spread, which pairs beautifully with the roasted veggies. If you’re looking to spice things up, try adding jalapeños or a drizzle of sriracha for an extra kick. These sliders are highly versatile, making them a great meal prep option!

Ingredients

Ingredients

Roasted Veggie Slider Ingredients

  • 1 cup chopped bell peppers
  • 1 cup chopped zucchini
  • 1 cup cooked chickpeas
  • 1/2 cup breadcrumbs
  • 1/4 cup chopped fresh parsley
  • 1 teaspoon garlic powder
  • 1 teaspoon cumin
  • Salt and pepper to taste
  • 4 whole wheat slider buns
  • Optional: yogurt sauce, avocado, and lettuce for topping

Gather these ingredients to create your sliders!

Instructions

Instructions

Roast the Vegetables

Preheat your oven to 400°F (200°C). Spread the chopped bell peppers and zucchini on a baking sheet. Drizzle with olive oil, season with salt and pepper, and roast in the oven for 20 minutes or until tender and slightly charred.

Prepare the Mixture

In a large bowl, combine the roasted veggies, chickpeas, breadcrumbs, parsley, garlic powder, cumin, salt, and pepper. Mix until well combined. Let the mixture cool for about 10 minutes.

Form the Patties

Once cooled, shape the mixture into four equal-sized patties. Make sure they are compact and hold their shape well.

Cook the Patties

Heat a non-stick skillet over medium heat and add a bit of oil. Cook the patties for about 5 minutes on each side, or until they are golden brown and crispy.

Assemble the Sliders

To serve, place each patty on a whole wheat slider bun and top with yogurt sauce, avocado slices, and lettuce as desired. Enjoy your delicious Roasted Veggie Sliders!

Enjoy your homemade sliders!

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Pro Tips

  • For added flavor, try experimenting with different spices or adding cheese to the slider mixture. If you prefer a gluten-free option, substitute breadcrumbs with ground oats or gluten-free breadcrumbs.

Make-Ahead Tips

To ease your cooking process, consider prepping the roasted vegetables and mixing the patties ahead of time. The mixture can rest tightly covered in the fridge for up to two days before cooking, allowing the flavors to meld beautifully. Just remember to reshape the patties slightly before frying if they firm up too much in the refrigerator.

The assembled sliders can also be frozen! After cooking, let them cool completely, then wrap each slider individually in plastic wrap and store them in a freezer bag. They can be stored for up to three months. When you're ready to enjoy, just defrost in the fridge overnight and reheat as directed.

Flavor Variations

There are numerous ways to customize these roasted veggie sliders to fit your taste. For a Mediterranean twist, incorporate ingredients like feta cheese, sun-dried tomatoes, or olives into the mixture. Alternatively, adding curry powder or a handful of cilantro can bring an exciting, global flavor to your sliders.

Don't forget about the buns! Whole wheat buns are a healthier choice, but feel free to substitute with lettuce wraps for a low-carb option or use gluten-free buns if needed. Each variation can significantly alter the taste and experience of the sliders, so don’t shy away from experimenting!

Questions About Recipes

→ Can I use frozen vegetables instead of fresh?

Yes, but be sure to thaw and drain them well to avoid excess moisture.

→ How can I store leftover sliders?

Store them in an airtight container in the refrigerator for up to 3 days or freeze for longer storage.

→ What can I use as a binder instead of breadcrumbs?

You can use ground oats, flaxseed meal, or mashed potatoes as a binder.

→ Can I grill these sliders?

Absolutely! They can be grilled for added flavor; just ensure the patties are compact to avoid falling apart.

Roasted Veggie Sliders

I absolutely love these Roasted Veggie Sliders because they're not only delicious but also packed with flavor and nutrition. Each bite bursts with the taste of fresh, roasted vegetables combined with hearty grains and spices. Whether you're entertaining guests or just enjoying a quiet weeknight dinner, these sliders are always a hit. Plus, they’re a fantastic way to incorporate more vegetables into my diet without sacrificing taste. Trust me, once you’ve made these, you’ll never look at a veggie burger the same way again!

Prep Time20 minutes
Cooking Duration25 minutes
Overall Time45 minutes

Created by: Ottilie James

Recipe Type: Healthy & Light

Skill Level: Intermediate

Final Quantity: 4 sliders

What You'll Need

Roasted Veggie Slider Ingredients

  1. 1 cup chopped bell peppers
  2. 1 cup chopped zucchini
  3. 1 cup cooked chickpeas
  4. 1/2 cup breadcrumbs
  5. 1/4 cup chopped fresh parsley
  6. 1 teaspoon garlic powder
  7. 1 teaspoon cumin
  8. Salt and pepper to taste
  9. 4 whole wheat slider buns
  10. Optional: yogurt sauce, avocado, and lettuce for topping

How-To Steps

Step 01

Preheat your oven to 400°F (200°C). Spread the chopped bell peppers and zucchini on a baking sheet. Drizzle with olive oil, season with salt and pepper, and roast in the oven for 20 minutes or until tender and slightly charred.

Step 02

In a large bowl, combine the roasted veggies, chickpeas, breadcrumbs, parsley, garlic powder, cumin, salt, and pepper. Mix until well combined. Let the mixture cool for about 10 minutes.

Step 03

Once cooled, shape the mixture into four equal-sized patties. Make sure they are compact and hold their shape well.

Step 04

Heat a non-stick skillet over medium heat and add a bit of oil. Cook the patties for about 5 minutes on each side, or until they are golden brown and crispy.

Step 05

To serve, place each patty on a whole wheat slider bun and top with yogurt sauce, avocado slices, and lettuce as desired. Enjoy your delicious Roasted Veggie Sliders!

Extra Tips

  1. For added flavor, try experimenting with different spices or adding cheese to the slider mixture. If you prefer a gluten-free option, substitute breadcrumbs with ground oats or gluten-free breadcrumbs.

Nutritional Breakdown (Per Serving)

  • Calories: 350 kcal
  • Total Fat: 10g
  • Saturated Fat: 1g
  • Cholesterol: 0mg
  • Sodium: 210mg
  • Total Carbohydrates: 50g
  • Dietary Fiber: 9g
  • Sugars: 5g
  • Protein: 12g