Roasted Zucchini and Squash Recipe for Easy Summer Sides

Name: Roasted Zucchini and Squash
Prep time: 10 min
Cook time: 25 min
Total time: 35 min
Yield: 4
Ingredients: 2 medium zucchini, sliced into 1/2-inch rounds; 2 medium yellow squash, sliced into 1/2-inch rounds; 3 tbsp olive oil; 2 cloves garlic, minced; 1 tsp dried oregano; 1 tsp dried thyme; Salt, to taste; black pepper, to taste; 2 tbsp fresh parsley, chopped

By:

Ruby Bennett

Published:

August 26, 2026

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What Is Roasted Zucchini and Squash?

Roasted zucchini and squash is a straightforward summer side dish that puts the season’s prolific vegetables front and center. You take fresh zucchini and yellow squash, cut them into even half inch rounds, and toss them with olive oil, garlic, and a handful of dried herbs.

After about 20 minutes in a hot oven, the rounds come out tender in the middle with deeply golden, almost crisp edges. The yellow squash brings a gentle sweetness and a sunny color, while the zucchini keeps things green and mild.

Together they create a plate that looks like late July tastes bright, savory, and just a little charred in the best way.

I first threw this dish together on a Tuesday evening when a neighbor dropped off more summer squash than I knew what to do with. I sliced, oiled, and slid the pan into the oven while I argued with the grill outside.

Roasted Zucchini And Squash, What Is Roasted Zucchini and Squash

Twenty five minutes later the vegetables were gone before the burgers hit the buns. It has been a weeknight regular ever since.

The magic of this roasted zucchini and squash recipe is that it asks almost nothing of the cook. You provide the vegetable slices, the oven provides the caramelization.

No stirring at the stove, no cream or cheese to conceal the flavor, just honest summer produce doing what it does best when it gets enough heat and space. The one rule that changes everything: never crowd the pan.

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What Is Roasted Zucchini and Squash?
Why You’ll Love Roasted Zucchini and Squash
Ingredient Notes
Steps to Make Roasted Zucchini and Squash
Storage Options
Variations and Substitutions
Frequently Asked Questions
How do you keep roasted zucchini from getting soggy?
What temperature to roast zucchini and squash?
Do you need to peel zucchini before roasting?
Can you roast zucchini and squash together?
Roasted Zucchini and Squash
Ingredients
Instructions
Last Step:
Nutrition
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Why You’ll Love Roasted Zucchini and Squash

This side dish has earned its spot in my rotation for a handful of simple, honest reasons that go beyond just taste.

Ten minutes of effort, tops. The prep is slicing, tossing, and spreading. Everything else is handled by the oven while you finish the rest of dinner.
It works with whatever you’re serving. Grilled chicken, seared fish, a bowl of pasta, or even a fried egg over rice: the vegetables slip in without competing.
The texture stays interesting. High heat and enough breathing room give you those crisp, browned edges while keeping the centers soft. You get two textures in every bite.
It is naturally light and unfussy. No heavy sauces, no complicated techniques, just olive oil, herbs, and good produce.
It solves the summer squash surplus. When the garden or farmers market gives you zucchini and yellow squash by the armload, this recipe handles them without waste.

What I love most is the reliability. Once you understand that pan space matters more than anything, you can make this with your eyes closed and it still turns out golden and fragrant.

Ingredient Notes

The ingredient list is deliberately short, so each item matters. Here is what you need to know before you start slicing.

Zucchini and yellow squash. Pick medium sized ones that feel firm and heavy for their size. Cut them into a consistent half inch thickness: thinner rounds turn limp, thicker rounds stay raw in the center. Both cook at the same rate, which is why they make such a natural pair.
Olive oil. The canonical recipe calls for 3 tablespoons for four servings. That is enough to coat every piece without leaving a pool of oil on the sheet. Make sure each slice gets a light shine; dry spots will steam and stick.
Garlic. The recipe uses two minced cloves. Minced garlic can burn at 425°F if it sits exposed on the vegetable surface. The solution is to toss everything well so the garlic hides between the rounds. If you are worried, garlic powder works too, but I stick with fresh because I like the bite.
Dried oregano and dried thyme. These hold up to the high heat where fresh herbs would scorch. If you want a pop of color and freshness, stir in chopped parsley or torn basil after the pan comes out of the oven.
Salt and black pepper. Season to taste before roasting so the salt draws out just enough moisture to start building flavor without turning the vegetables watery.

Lining the baking sheet with parchment paper makes cleanup painless. It is a small step I never skip.

Steps to Make Roasted Zucchini and Squash

The method is built on a few deliberate moves. Each one protects the final texture.

Preheat the oven to 425°F (220°C). Line a large baking sheet with parchment paper. If you have two sheets, line them both. A hot oven from the start is non negotiable.
Combine the sliced zucchini and yellow squash in a large bowl. Drizzle with 3 tablespoons of olive oil, add the minced garlic (2 cloves), 1 teaspoon dried oregano, 1 teaspoon dried thyme, and salt and black pepper to taste. Toss with your hands until every round is evenly coated.
Spread the vegetables in a single layer. Arrange them so no slice is touching another. If they overlap, trapped steam will soften the edges instead of browning them. Use the second sheet if needed.
Roast for 20 to 25 minutes. Set a timer for the halfway mark and flip the rounds with a spatula. When the edges are deep golden and a fork pierces the squash easily, they are done.
Plate and garnish. Transfer the vegetables to a serving plate and scatter 2 tablespoons of chopped fresh parsley over the top. Serve them warm.

I have learned the hard way that skipping the halfway flip leaves me with one charred side and one pale side, so I keep a phone timer handy.

Storage Options

Leftovers should be cooled completely before going into an airtight container in the refrigerator. They will keep up to 3 days, though the crisp edges will soften slightly. To bring back some of the original texture, avoid the microwave.

Spread the vegetables in a single layer on a baking sheet and warm them in a 375°F oven for 5 to 10 minutes. An air fryer also does a decent job. I do not recommend freezing; the thawed squash releases water and turns mushy.

Variations and Substitutions

This recipe is a blank canvas for whatever you have in the crisper drawer. Cut additional vegetables like bell peppers, red onion wedges, or mushrooms to a similar size so they finish at the same time.

Cherry tomatoes are a favorite addition; they burst in the oven and add a juicy contrast, though I usually roast them on a separate sheet to avoid softening the squash.

For a savory finish, scatter a handful of grated Parmesan over the vegetables during the last 5 minutes of roasting. The cheese melts into a salty, nutty crust that pairs beautifully with the caramelized edges.

If you want a cooler, herb forward note, stir in a few torn basil leaves or a squeeze of lemon juice right after the pan comes out.

A quick note on pre salting: unlike some zucchini recipes that ask you to salt the slices to draw out moisture, this high heat method does not need it. The 425°F oven and the space on the pan let the moisture evaporate fast enough on their own.

Dried rosemary or Italian seasoning blend can stand in for the oregano and thyme. And if you are feeding a crowd, simply double the ingredients and use two baking sheets, keeping the single layer rule intact.

Frequently Asked Questions

How do you keep roasted zucchini from getting soggy?

Spread the slices in a single layer without touching on a preheated baking sheet at 425°F. Overcrowding traps steam and prevents browning. Use two pans if needed and flip halfway through to ensure even caramelization and tenderness.

What temperature to roast zucchini and squash?

Roast at 425°F for 20 to 25 minutes. The high heat helps moisture evaporate quickly and creates golden, caramelized edges. For 4 servings, spread seasoned slices on a parchment-lined sheet and flip halfway.

Do you need to peel zucchini before roasting?

No, peeling is not necessary for summer squash like zucchini and yellow squash. The skin is thin, tender, and adds fiber and nutrients. Just wash, slice into 1/2-inch rounds, and roast as directed.

Can you roast zucchini and squash together?

Yes, zucchini and yellow squash roast beautifully together. They cook at the same rate when sliced to a uniform 1/2-inch thickness. Toss with olive oil, garlic, oregano, and thyme, then spread in a single layer at 425°F.