Sliders with Grilled Vegetables

Name: Sliders with Grilled Vegetables
Prep time: 20 min
Cook time: 15 min
Total time: 35 min
Yield: 4 servings
Ingredients: 1 medium zucchini, sliced; 1 red bell pepper, sliced; 1 yellow bell pepper, sliced; 1 red onion, sliced; 2 tablespoons olive oil; 2 tablespoons balsamic vinegar; 1 teaspoon dried oregano; Salt and pepper to taste; 4 slider buns; Fresh basil leaves (optional)

Highlighted under: Comfort Food

I love making sliders with grilled vegetables because they are not only delicious but also packed with flavor and texture. When I grill the vegetables, the natural sweetness enhances their taste, making each bite a delightful explosion of freshness. Plus, these sliders are incredibly versatile! You can mix and match any vegetables you have on hand, and they work wonderfully for a casual lunch or a gathering with friends. Trust me, once you try these sliders, you'll want to make them over and over again!

Created by

Harper Collins

Last updated on 2026-01-10T11:13:07.507Z

When I first experimented with grilled vegetable sliders, I realized how simple yet satisfying they could be. I chose a mix of bell peppers, zucchini, and red onion for a colorful presentation and robust flavors. Grilling not only caramelizes the sugars in the veggies but also adds a smoky flavor that elevates the whole dish.

One tip I learned is to marinate the vegetables in olive oil, balsamic vinegar, and herbs before grilling. This step is crucial as it infuses them with additional flavor and ensures they don’t stick to the grill. It’s become a must-have in my recipe repertoire!

        Why You'll Love These Sliders
        Fresh, vibrant flavors that burst in every bite
Perfectly grilled vegetables create a satisfying texture
A healthy option that’s meat-free but filling
Great for meal prep or entertaining guests

      

Choosing the Right Vegetables

When it comes to making these sliders, the choice of vegetables is key to achieving a flavorful and colorful dish. While the recipe suggests zucchini, bell peppers, and red onion, you can easily substitute in seasonal vegetables like eggplant, mushrooms, or even asparagus. Just remember that firmer vegetables like zucchini grill better, while softer veggies may require shorter cooking times to prevent them from becoming mushy. The goal is to have a mix of textures, so feel free to experiment with what you prefer or have available.

Another important aspect is the seasoning and marinating process before grilling. Allow the vegetables to marinate in the olive oil and balsamic vinegar mixture for at least 15 minutes, as this gives them time to absorb the flavors. If you want to add more depth, consider incorporating garlic powder or smoked paprika into your seasoning blend. These subtle enhancements can elevate the final taste of your sliders.

Grilling Techniques for Perfectly Cooked Veggies

Preheating your grill is essential for achieving those perfect grill marks and achieving the right texture. Aim for medium-high heat, around 400°F (204°C). To test if your grill is ready, sprinkle a few drops of water on the grates; if they sizzle and evaporate immediately, you’re good to go. When placing the vegetables on the grill, avoid overcrowding them. This allows for better air circulation and grilling, preventing steam—ensure each piece has enough space for even cooking.

Keep a close eye on the vegetables as they cook. Depending on their size, you'll want to grill them for about 5-7 minutes per side. Look out for telltale signs of doneness: they should be tender with visible grill marks and starting to caramelize a bit. If you notice that they're cooking too quickly, you can lower the heat slightly or move them to a cooler part of the grill to slow down the process.

Ingredients

Gather the following ingredients for mouthwatering sliders with grilled vegetables.

Grilled Vegetable Sliders Ingredients

1 medium zucchini, sliced
1 red bell pepper, sliced
1 yellow bell pepper, sliced
1 red onion, sliced
2 tablespoons olive oil
2 tablespoons balsamic vinegar
1 teaspoon dried oregano
Salt and pepper to taste
4 slider buns
Fresh basil leaves (optional)

Instructions

Follow these steps to create your sliders easily.

Steps

Here’s how to prepare your grilled vegetable sliders.

Prepare the Vegetables

In a bowl, combine the zucchini, bell peppers, and red onion with olive oil, balsamic vinegar, oregano, salt, and pepper. Toss until the vegetables are well coated.

Grill the Vegetables

Preheat the grill to medium-high heat. Grill the vegetables for about 5-7 minutes on each side until they are tender and have nice grill marks. Remove from heat and set aside.

Assemble the Sliders

Place the grilled vegetables on the slider buns. Add fresh basil leaves if desired. Top with the other half of the bun.

Enjoy your delicious sliders!

Pro Tips

For added flavor, consider adding your favorite cheese to the sliders right before serving. Grilled feta or goat cheese works particularly well and adds a creamy richness.

Storage and Make-Ahead Tips

These grilled vegetable sliders can be a practical make-ahead option for meal prep. If you're planning to enjoy them later in the week, grill your vegetables, let them cool, then store them in an airtight container in the refrigerator. They should keep well for up to 4 days. When it's time to assemble your sliders, you can even warm the vegetables slightly in a skillet or microwave before putting them on the buns to bring back that grilled flavor.

If you're thinking of freezing the grilled vegetables, it’s best to blanch them briefly in boiling water first to preserve their color and texture. After blanching, plunge them into ice water, pat dry, and then freeze in a single layer on a baking sheet before transferring them to a freezer bag. This method helps to avoid clumping so you can easily grab portions whenever you need.

Serving Suggestions and Pairings

To elevate your sliders even further, consider adding a spread to the buns, such as a homemade garlic aioli, hummus, or pesto. This not only adds flavor but also pairs beautifully with the grilled vegetables’ natural sweetness. You can also serve the sliders with a side of sweet potato fries or a fresh green salad for a well-rounded meal that’s both vibrant and satisfying.

For a festive touch during gatherings, serve the sliders on a large platter with various toppings like cheese, avocado slices, or even a drizzle of balsamic glaze. This allows guests to customize their sliders to their taste. Offering different types of buns, such as whole grain or gluten-free options, also ensures that there's something for everyone to enjoy.

Questions About Recipes

→ Can I use vegetables other than zucchini and peppers?

Absolutely! Feel free to use any seasonal vegetables like eggplant, mushrooms, or even corn.

→ How long can I store leftover grilled vegetables?

You can store cooked grilled vegetables in the fridge for up to three days in an airtight container.

→ Can I make these sliders ahead of time?

Yes, you can grill the vegetables in advance and assemble the sliders right before serving to keep them fresh.

→ What should I serve with these sliders?

These sliders pair beautifully with a fresh salad or sweet potato fries for a complete meal.