This is Oven-Roasted Ratatouille and it is incredibly simple to make.

onions, peeled and thinly sliced

garlic, peeled and thinly sliced

eggplant thinly sliced

zucchini thinly sliced

green peppers, sliced or chopped

small tomatoes roughly chopped

sprigs fresh rosemary or 1 teaspoon dried rosemary

sprigs fresh thyme 1 teaspoon dried thyme

olive oil

salt and pepper