01 -
Heat the oven to 425°F. Cover a baking sheet with parchment paper that's safe for high temperatures, then mist it with olive oil spray.
02 -
Cut zucchini into thin 1/8-inch slices. Place them in a colander, sprinkle with 1/2 teaspoon of kosher salt, and let them sit for 30 minutes.
03 -
Rinse the salted zucchini well. Pat them completely dry with paper towels so there’s no moisture left.
04 -
Lay zucchini slices in one layer on the baking sheet, spray their tops with olive oil, and bake for 15 minutes.
05 -
Take the zucchini out of the oven. Without flipping them, sprinkle on the rest of the salt, some garlic powder, black pepper, and grated parmesan cheese.
06 -
Put the zucchini back in for another 15–20 minutes. Keep an eye on them and take out the slices as they crisp up and turn golden.