Name: Low Calorie Zucchini Chips
Prep time: 15 min
Cook time: 45 min
Total time: 60 min
Ingredients: 2 medium zucchini, about 1 pound total, firm and fresh; 1 tablespoon extra virgin olive oil or avocado oil; fine sea salt or kosher salt, to taste; 1/2 teaspoon garlic powder; 1/2 teaspoon onion powder; 1/4 teaspoon smoked paprika or regular paprika; 1/4 teaspoon black pepper; 1 pinch red pepper flakes, for heat; 1 tablespoon grated Parmesan or nutritional yeast

Low Calorie Zucchini Chips taste salty, crispy, and a little cheesy, like your favorite potato chips that decided to get a gym membership. They work perfectly for anyone who wants a crunchy snack in under 45 minutes without blowing through their calorie budget. I first baked a batch on a random Tuesday night and ended up eating the entire tray while standing at the counter, so you could say I speak from experience.

Why Make This Low Calorie Zucchini Chips at Home

Homemade Low Calorie Zucchini Chips let you control the oil, salt, and seasoning, so you keep the flavor high and the calories low. You skip preservatives and mystery ingredients, and you customize the spice level exactly how you like it.

You also save money compared to store bought veggie chips, and you use up that zucchini that keeps multiplying in the fridge. The whole process feels simple and relaxing, and the result tastes like a snack you would happily serve to guests.

Thin, crisp, and seriously addictive, these Low Calorie Zucchini Chips taste like a snack aisle favorite that happens to be light on calories and big on flavor. ★★★★★

Ingredients You Need

Zucchini:
- 2 medium zucchini, firm and fresh, about 1 pound total.
- Choose smaller zucchini for fewer seeds and better texture.
Oil:
- 1 to 1½ tablespoons extra virgin olive oil or avocado oil.
- Spray oil works well if you want to keep calories even lower.
Salt:
- Fine sea salt or kosher salt to taste.
- Use a light hand at first, then add more after baking if needed.
Seasonings:
- ½ teaspoon garlic powder.
- ½ teaspoon onion powder.
- ¼ teaspoon smoked paprika or regular paprika.
- ¼ teaspoon black pepper.
- Optional: pinch of red pepper flakes for heat.
Cheese flavor option:
- 1 to 2 tablespoons grated Parmesan or nutritional yeast for a dairy free cheesy vibe.
- Sprinkle lightly so the slices still crisp.
Optional extras:
- Dried Italian seasoning or dried oregano.
- Lemon zest for a bright finish.
- Everything bagel seasoning, used sparingly so it does not burn.

Equipment list:

Sharp knife or mandoline slicer
Large mixing bowl
Paper towels or clean kitchen towels
Two large baking sheets
Parchment paper or silicone baking mats
Wire rack (optional but helps with crispiness)
Tongs or thin spatula

Tips & Mistakes

Slice the zucchini very thin, about 1⁄16 to 1⁄8 inch, or the chips turn soft instead of crisp.
Pat the slices dry thoroughly, or moisture steams the chips and ruins the crunch.
Do not crowd the pan; leave a little space between slices so air can circulate.
Use parchment or a silicone mat so the chips do not stick and tear.
Keep the oil light; too much oil makes the chips soggy and heavy in calories.
Season lightly before baking, then adjust salt after baking to avoid oversalting.
Rotate the pans halfway through baking so the chips cook evenly.
Watch closely near the end of baking; zucchini chips go from perfect to too dark very quickly.
Let the chips cool completely on the pan; they crisp up more as they cool.
Store only fully cooled chips; any trapped steam softens them.

How to Make Low Calorie Zucchini Chips

Step 1: Prep the zucchini

Wash the zucchini and trim off both ends. Use a mandoline or sharp knife to slice the zucchini into very thin rounds, about 1⁄16 to 1⁄8 inch thick. Keep the slices as even as possible so they bake at the same rate.

Spread the slices in a single layer on paper towels or clean kitchen towels. Sprinkle lightly with salt and let them sit for 10 to 15 minutes so they release some moisture. Pat the tops dry with more towels until the slices feel less wet.

Step 2: Season the slices

Place the dried zucchini slices in a large mixing bowl. Drizzle with the oil or spray lightly, then toss until every slice has a light, even coating. Add garlic powder, onion powder, paprika, pepper, and any optional seasonings.

Toss again so the spices coat the slices. If you use Parmesan or nutritional yeast, add it now and toss gently. Taste one raw slice for seasoning and adjust with a tiny pinch of salt if needed.

Step 3: Arrange on baking sheets

Line two baking sheets with parchment paper or silicone baking mats. Lay the zucchini slices on the sheets in a single layer without overlapping. Give them a little breathing room so hot air can move around each slice.

If you want extra crisp chips, place a wire rack on the baking sheet and arrange the slices on the rack. This setup allows air to circulate under the chips. It also helps prevent any soggy spots.

Step 4: Bake until crisp

Preheat your oven to 225 to 250 degrees F, depending on how hot your oven runs. Slide the trays into the oven and bake for 35 to 60 minutes, depending on thickness and oven quirks. Rotate the pans and switch their positions halfway through baking.

Start checking around the 30 minute mark. Pull off any chips that already look golden and crisp around the edges so they do not burn. Continue baking the rest until they look dry, lightly browned, and feel firm when you tap them.

Step 5: Cool and season to finish

Remove the trays from the oven and let the zucchini chips cool completely on the pans. They will crisp up more as they cool, so resist the urge to judge them while they still feel warm and flexible. Once cool, taste a chip and sprinkle a tiny bit more salt or seasoning if you want stronger flavor.

Transfer the chips to a bowl or plate and serve right away. If you plan to store them, move them to an airtight container only after they cool fully. Any trapped warmth turns into steam and softens the chips.

Variations I've Tried

Ranch style zucchini chips
Toss the slices with a teaspoon of dry ranch seasoning mix instead of the garlic and onion powder. Use a low sodium mix so the chips do not taste too salty. Add a tiny bit of extra dried dill if you love that classic ranch flavor.
Spicy chili zucchini chips
Season the slices with chili powder, smoked paprika, and a pinch of cayenne. Add lime zest after baking for a bright, slightly tangy finish. These taste great with a cool yogurt dip.
Cheesy herb zucchini chips
Mix grated Parmesan with garlic powder, dried basil, and dried oregano. Sprinkle the mixture over the oiled slices before baking. Watch them closely since cheese can brown faster than the zucchini.
Everything seasoning zucchini chips
Lightly oil the slices, then sprinkle with everything bagel seasoning. Use a small amount, since the seeds can burn if you pile them on. These pair nicely with hummus or plain Greek yogurt.
Smoky barbecue zucchini chips
Combine smoked paprika, a little brown sugar or sugar substitute, garlic powder, onion powder, and a pinch of chili powder. Coat the slices and bake as usual. The chips come out with a sweet smoky flavor that feels very snack worthy.

How to Serve Low Calorie Zucchini Chips

Serve Low Calorie Zucchini Chips in a big bowl as a snack during movie night or game night, and watch them disappear faster than regular chips. Pair them with Greek yogurt dip, salsa, guacamole, or a simple marinara sauce. They also work as a crunchy side with grilled chicken, turkey burgers, or veggie burgers. I even crumble leftover chips over salads and grain bowls for a low calorie crunchy topping.

How to store

Room temperature:
Store completely cooled zucchini chips in an airtight container at room temperature for up to 2 days. Add a small piece of paper towel inside the container to absorb any extra moisture.
Fridge:
Keep chips in a sealed container in the fridge for up to 4 days, but expect them to soften a bit. Re crisp them in a low oven at 250 degrees F for 5 to 10 minutes.
Freezer:
Freeze fully cooled chips in a single layer on a baking sheet, then move them to a freezer bag. Store for up to 1 month and reheat from frozen in a 275 degree F oven until crisp.
Best reheating method:
Use an oven or air fryer at low heat to bring back the crunch. Spread chips in a single layer and heat for a few minutes until they crisp again. Avoid the microwave, since it turns them chewy instead of crunchy.