Cut 2 medium zucchini into 1/5 inch (0.4 cm) discs. Set aside.
Prepare three containers.One with 1 cup milk. One with 1 cup all-purpose flour. One with 1 cup breadcrumbs, 1 teaspoon dried oregano, ½ teaspoon garlic powder, 1 teaspoon salt, ¼ teaspoon black pepper, and ¼ cup parmesan.The flour and breadcrumbs containers should have a lid. If not, use ziplock bags instead.
Working in batches, toss zucchini in milk first, then add them to the flour, close the container and shake till coated.
Put the zucchini back in the milk, toss with a spoon, then add them to the breadcrumbs. Close the container and shake until coated.
Set the breaded zucchini aside on a baking tray and repeat until you run out of zucchini discs.
Deep-Fry
Heat the frying oil to 340°F or 170°C in a pot with tall edges.Fry zucchini for 1.5 to 2 minutes per side or until golden brown.Transfer to a platter lined with paper towels to absorb excess oil.
Arrange fried zucchini on serving platter. Season with a generous sprinkle of sea salt or salt flakes.Optionally, serve with fresh thyme leaves, lemon wedges, and marinara sauce.
Air-Fryer
Preheat the air fryer to 400°F or 200°C for 3 minutes. Arrange the breaded zucchini discs on a single layer in your air fryer basket.
Drizzle with some olive oil and air fry at 400°F or 200°C for about 10 minutes, turning them once halfway through cooking.
Oven-Baked
Preheat the oven to 430°F or 220°C. Arrange the breaded zucchini discs on a baking sheet on a single layer.Bake for about 20 to 30 minutes or until golden.