Zucchini Mushroom Medley - cooking recipe

Ingredients

4 cups cubed zucchini (, do not peel)
1 medium red onion, peeled and sliced thinly
2 cups fresh mushrooms, sliced
2 large tomatoes, coarsely chopped
2 cloves garlic, minced
2 teaspoons oregano
freshly grated black pepper, , to taste
1 1/4 cups grated sharp cheddar cheese, , divided
1 1/4 cups grated mozzarella cheese, , divided

Preparation

Preheat oven to 350F degrees.
In a greased casserole dish, combine first 7 ingredients, then stir in 1 cup each of the shredded cheeses.
Smooth top as best you can, then sprinkle on the remaining 1/4 cups of cheddar and mozzarella.
Bake, uncovered, for 30 minutes; be careful not to bake too long or the zucchini goes mushy.