Crispy Parmesan Zucchini Chips

There are some vegetables that disappear from the table almost as quickly as they arrive.

These Crispy Parmesan Zucchini Chips are definitely one of them.

Thin slices of zucchini are coated with Parmesan, garlic, and herbs, then baked until golden and wonderfully crisp around the edges.

They’re salty, cheesy, crunchy, and surprisingly addictive.

I first made these on a weekend when I had a few zucchini sitting in the refrigerator that needed to be used.

I wasn’t really in the mood for another vegetable side dish, so I thought I’d try turning them into crispy little chips instead.

I sliced the zucchini as thinly as I could, sprinkled them generously with Parmesan and seasoning, and popped the tray into the oven.

A little while later, the kitchen smelled like garlic bread and roasted Parmesan.

That got everyone’s attention.

My family started grabbing them straight from the baking sheet before I even had a chance to put them on a serving plate.

And honestly, I couldn’t blame them.

The edges were golden and crisp, while the centers had just enough tenderness to remind you that you’re eating zucchini.

Since then, these have become one of my favorite ways to use up extra zucchini.

They’re perfect when I want a crunchy snack without making something complicated.

Prep Time: 10 minutes
Cook Time: 25–35 minutes
Total Time: About 40 minutes
Servings: 4

Why You’ll Love These Zucchini Chips

• Crispy and cheesy
• Easy to make
• Naturally low-carb
• Simple ingredients
• Great snack or side dish
• Kid-friendly
• Delicious with dipping sauces
• Baked instead of deep-fried
• Perfect for using extra zucchini

Ingredients

• 2 medium zucchini
• ¾ cup finely grated Parmesan cheese
• 1 tablespoon olive oil
• 1 teaspoon garlic powder
• 1 teaspoon Italian seasoning
• ½ teaspoon paprika
• ¼ teaspoon black pepper
• ¼ teaspoon salt, or to taste
• 2 tablespoons chopped fresh parsley, optional

Optional Dipping Sauce

• ½ cup Greek yogurt or sour cream
• 1 tablespoon lemon juice
• 1 small garlic clove, minced
• 1 tablespoon chopped fresh parsley
• Salt and pepper, to taste

How to Make Crispy Parmesan Zucchini Chips

Step 1: Preheat the Oven

Preheat your oven to 220°C (425°F).

Line a large baking sheet with parchment paper.

For the crispiest results, you can place a wire rack over the baking sheet and lightly grease the rack.

Step 2: Slice the Zucchini

Wash and dry the zucchini thoroughly.

Slice them into very thin rounds, approximately ⅛ inch (3 mm) thick.

Try to keep the slices as even as possible.

A mandoline slicer makes this much easier, but a sharp knife works too.

Step 3: Remove Excess Moisture

This is one of the most important steps.

Zucchini contains a lot of water, and excess moisture can prevent the chips from becoming crispy.

Arrange the zucchini slices on paper towels.

Lightly sprinkle them with salt and let them sit for about 10 minutes.

Blot the moisture from the surface with additional paper towels.

Step 4: Season

Place the zucchini slices in a bowl.

Add olive oil, garlic powder, Italian seasoning, paprika, black pepper, and Parmesan.

Toss gently until the slices are lightly coated.

Because Parmesan is naturally salty, don’t use too much additional salt.

Step 5: Arrange the Chips

Place the zucchini slices in a single layer on the prepared baking sheet.

Try not to overlap them.

Give each piece a little room so the moisture can escape.

Step 6: Bake

Bake for approximately 15–20 minutes.

Carefully flip the slices.

Continue baking for another 10–15 minutes, or until the chips are deeply golden and crisp around the edges.

Cooking time will depend on how thinly you sliced the zucchini and how much moisture it contains.

Step 7: Cool

Remove the chips from the oven.

Allow them to cool on the baking sheet for 5 minutes.

They will continue to firm up as they cool.

Sprinkle with fresh parsley if desired.

Serve immediately.

My Best Tips for Crispy Zucchini Chips

Slice Them Thin

Thin slices have the best chance of becoming crisp.

If they’re too thick, you’ll get roasted zucchini rounds rather than chips.

Remove as Much Moisture as Possible

This makes a huge difference.

Salt, wait, and blot.

Don’t Overcrowd the Pan

Overlapping zucchini traps steam.

A single layer is best.

Use Finely Grated Parmesan

Finely grated Parmesan sticks to the zucchini more easily and creates a beautiful golden crust.

Let Them Cool

The chips become noticeably crispier after a few minutes of cooling.

Can I Use Shredded Parmesan?

Yes, but finely grated Parmesan generally gives you better coverage and a more even crust.

Freshly grated Parmesan works especially well.

Can I Use Parmesan From a Container?

Yes.

It can work, although freshly grated Parmesan usually melts and browns more nicely.

Can I Make These in the Air Fryer?

Absolutely.

Arrange the zucchini in a single layer in the air fryer basket.

Cook at approximately 190°C (375°F) for 8–12 minutes, depending on thickness.

Check frequently toward the end because Parmesan can brown quickly.

You may need to cook in batches.

Can I Make Them Without Parmesan?

Yes, although Parmesan provides much of the flavor and crispiness.

You can substitute another hard cheese such as:

• Pecorino Romano
• Asiago
• Grana Padano

Can I Make Them Keto?

Yes.

These zucchini chips are naturally low in carbohydrates and can fit easily into a keto meal plan.

For strict keto, check the carbohydrate content of your Parmesan and seasonings.

Are These Gluten-Free?

Yes, the basic recipe is naturally gluten-free.

Always check packaged seasonings and cheese if you need strict gluten-free preparation.

Can I Make Them Dairy-Free?

You can use a dairy-free Parmesan alternative, although the texture and browning will be different.

Can I Add Breadcrumbs?

Yes, but traditional breadcrumbs will increase the carbohydrates.

For a low-carb version, use crushed pork rinds or almond flour.

Can I Make Them Spicy?

Definitely.

Add:

• Cayenne pepper
• Red pepper flakes
• Chili powder
• Cajun seasoning

A little cayenne mixed with the Parmesan is especially delicious.

Delicious Variations

Garlic Herb Zucchini Chips

Add extra garlic powder, parsley, thyme, and oregano.

Spicy Parmesan Chips

Add cayenne and red pepper flakes to the Parmesan coating.

Italian Zucchini Chips

Use Italian seasoning, Parmesan, oregano, and a little basil.

Cheddar Parmesan Chips

Mix Parmesan with finely shredded cheddar for an extra-cheesy version.

Ranch Zucchini Chips

Add a little ranch seasoning to the Parmesan mixture.

What to Serve With Zucchini Chips

These make a great snack on their own, but they’re also delicious alongside:

• Grilled chicken
• Steak
• Burgers
• Salmon
• Meatballs
• Sandwiches
• Pasta
• Soup
• Salads

They’re especially good as a crunchy side for grilled meats.

Best Dipping Sauces

Try them with:

• Garlic aioli
• Ranch dressing
• Marinara sauce
• Tzatziki
• Spicy mayo
• Sour cream
• Herbed Greek yogurt

My favorite is a simple garlic-lemon yogurt dip.

Can I Make Them Ahead?

You can slice and season the zucchini shortly before baking, but they’re best baked immediately.

For maximum crispiness, don’t assemble them hours ahead.

Storage

Store leftover chips in an airtight container in the refrigerator for up to 2–3 days.

Keep in mind that they will soften as they sit.

How to Reheat

Reheat them in an air fryer or oven until hot and crisp again.

Avoid the microwave because it will make them softer.

Can I Freeze Zucchini Chips?

I don’t recommend freezing them.

The high water content in zucchini can make the texture quite soft after thawing.

Nutritional Information

Approximate per serving:

• Calories: 190
• Protein: 12g
• Fat: 13g
• Total Carbohydrates: 7g
• Fibre: 2g
• Net Carbohydrates: 5g

Nutrition values are estimates and will vary depending on the size of the zucchini and the amount of Parmesan used.

Frequently Asked Questions

Why aren’t my zucchini chips crispy?

The zucchini probably retained too much moisture, the slices may be too thick, or the pan may have been overcrowded.

Do I have to salt the zucchini first?

It’s highly recommended. Salting helps draw moisture from the zucchini.

Can I skip flipping them?

Yes, especially if you’re using a wire rack. But flipping can help both sides brown evenly when baking directly on a sheet.

Why did my Parmesan burn?

Your slices may be too thin, your oven may run hot, or the chips may have been left in too long. Start checking them early toward the end of cooking.

Can I use yellow squash?

Absolutely. Yellow squash can be prepared the same way.

Can I use a mandoline?

Yes. It’s one of the easiest ways to get consistently thin slices. Use the safety guard and handle it carefully.

Can I make a large batch?

Yes, but use multiple baking sheets rather than crowding one pan.

Final Thoughts

These Crispy Parmesan Zucchini Chips started out as a simple way to use a few extra zucchini.

They quickly became something I actually look forward to making.

I love how little effort they require.

There’s something satisfying about taking an ordinary zucchini, slicing it thin, covering it with Parmesan and garlic, and turning it into something that feels completely different.

And the smell while they’re baking is incredible.

That combination of roasted zucchini, garlic, herbs, and Parmesan fills the kitchen with the kind of aroma that makes people wander in and ask, “What are you making?”

Then comes the best part.

You pull the tray from the oven and see those golden edges.

You let them cool for a few minutes.

And suddenly they’re crisp enough to pick up with your fingers.

I usually put a little bowl of ranch or garlic yogurt dip next to them and let everyone grab their own.

They’re great for movie night, an afternoon snack, or as a side dish with dinner.

And if you’re following a low-carb or keto lifestyle, they’re a wonderful way to satisfy that craving for something crunchy and savory.

Just remember the three secrets:

Slice thin.

Dry well.

Don’t overcrowd the pan.

Do those three things, and you’ll be rewarded with golden, cheesy zucchini chips that are hard to stop eating.

Honestly, you might want to make a double batch.

They have a habit of disappearing before dinner even starts. 🥒🧀✨