Crispy Parmesan zucchini rounds are golden, crunchy on the outside and tender in the middle, and they bake on one sheet pan without a drop of frying. Each slice gets dipped in egg, pressed into a Parmesan breadcrumb coating and baked until it turns crisp and nutty.
They make a great side dish, a snack for a crowd or an easy way to get vegetable skeptics to eat zucchini. If you like baked vegetable bites, our air fryer breaded broccoli and air fryer green bean fries use the same idea.
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Why This Works
Zucchini has a lot of water, so a coating that is crisp and well-seasoned makes a big difference. Breadcrumbs mixed with grated Parmesan toast quickly in a hot oven, and the cheese adds salt and flavor to every bite. The egg wash acts like glue so the coating stays on the slices instead of sliding off.
Baking on parchment paper at a high temperature gives you browning on the bottom as well as the top, as long as you flip the rounds halfway through.
Ingredients
- 2 medium zucchini, washed and sliced into 1/4-inch rounds
- 1 cup breadcrumbs (panko gives extra crunch)
- 1/2 cup freshly grated Parmesan cheese
- 2 large eggs, lightly beaten
- Salt and black pepper, to taste
- Cooking spray
How to Make Crispy Parmesan Zucchini Rounds
1. Heat the oven. Preheat the oven to 400°F (200°C) and line a baking sheet with parchment paper.
2. Dry the zucchini. Slice the zucchini into even rounds and pat them dry with paper towels. Dry slices hold the coating much better.
3. Make the coating. Mix the breadcrumbs and Parmesan in a shallow dish with salt and pepper. Beat the eggs in a second dish.
4. Bread the slices. Dip each round into the eggs, let the extra drip off, then press it into the crumbs so it is evenly coated.
5. Arrange. Place the coated rounds on the baking sheet in a single layer, without touching. Spray the tops lightly with cooking spray.
6. Bake. Bake for about 20 to 25 minutes, flipping halfway through, until golden brown and crisp.
How to Serve
Serve the zucchini rounds hot, straight from the oven, with marinara sauce, ranch dressing or a simple garlic yogurt dip. They also make a good side for grilled chicken or burgers. If you like zucchini fries, our crispy parmesan garlic zucchini fries offer a different shape of the same crunchy idea.
How to Store and Reheat
These are best eaten fresh, but you can keep leftovers in an airtight container in the refrigerator for up to 3 days. Do not stack them while still warm, or steam will soften the coating.
Reheat on a baking sheet in a hot oven or in an air fryer until crisp again. The microwave makes them soggy, so avoid it if you can. As the FDA safe food handling guide recommends, wash fresh produce like zucchini before you slice it.
Tips and Variations
- Do not skip drying. Wet zucchini slices make a soggy coating.
- Use a wire rack. Setting the rounds on a rack over the baking sheet lets air reach the bottoms.
- Season the crumbs. Add garlic powder, Italian seasoning or smoked paprika to the coating.
- Add heat. A pinch of red pepper flakes in the crumbs gives a gentle kick.
- Slice evenly. Rounds of the same thickness brown at the same speed.
- Cut sticks instead. Zucchini sticks cook the same way and are easy to dip.
For another simple vegetable side, try our quick and easy baked zucchini.
FAQ
How do I keep zucchini rounds from getting soggy?
Pat the slices dry, use a hot oven and leave space between the rounds. Flipping them halfway through also helps the bottoms crisp.
Can I use an air fryer?
Yes. Work in batches so the rounds sit in a single layer and check them early, since air fryers cook faster than ovens.
Do I need to salt the zucchini first?
It is not required here. Patting the slices dry is enough, and the seasoned coating adds plenty of flavor.
Can I make them gluten-free?
Yes. Use gluten-free breadcrumbs or crushed gluten-free crackers, and check that your Parmesan is labeled gluten-free.
Can I prepare them ahead of time?
You can bread the slices and refrigerate them for a short time before baking. For the best crunch, bake them just before serving.
Crispy Parmesan Zucchini Rounds
Ingredients
Main Ingredients
- 2 medium zucchini washed and sliced into 1/4-inch rounds
- 1 cup breadcrumbs panko for extra crunch
- ½ cup freshly grated Parmesan cheese
- 2 large eggs lightly beaten
- salt and black pepper to taste
- cooking spray
Instructions
Cooking
- Heat the oven to 400 degrees F (200 degrees C) and line a baking sheet with parchment paper.
- Slice the zucchini into even rounds and pat dry with paper towels.
- Mix the breadcrumbs and Parmesan in a shallow dish with salt and pepper. Beat the eggs in a second dish.
- Dip each round in the eggs, let the excess drip off, then press into the crumbs to coat.
- Arrange the rounds in a single layer on the baking sheet and spray the tops lightly with cooking spray.
- Bake for about 20 to 25 minutes, flipping halfway through, until golden brown and crisp.
