1-Wash the zucchini thoroughly: Wash the zucchini thoroughly. Trim the ends and coarsely grate the zucchini. Place the grated zucchini in a sieve and sprinkle with a little salt. Let sit for about 10 minutes, then squeeze out thoroughly to remove as much water as possible.
2-Place the squeezed zucchini in a large: Place the squeezed zucchini in a large bowl. Add the crumbled feta, egg, breadcrumbs, optional oat flakes, finely chopped garlic, oregano, fresh chopped parsley, salt, and pepper. Mix everything thoroughly with your hands or a spoon until a homogeneous mass forms.
3-Shape the mixture into small golf-ball-sized balls: Shape the mixture into small golf-ball-sized balls. Place them on a prepared baking sheet lined with parchment paper or lightly oiled, leaving some space between them.
4-Drizzle the balls lightly with olive oil: Drizzle the balls lightly with olive oil. Preheat the oven to 200 °C and bake for about 25 to 30 minutes, carefully turning them halfway through for even crispiness.
5-Remove from the oven and let rest: Remove from the oven and let rest for a few minutes to maintain crispiness. Serve warm, optionally with a refreshing dip or salsa.