Italian Squash Casserole - cooking recipe

Ingredients

4 medium yellow squash
4 medium zucchini
3 medium onions
3 medium green peppers
oregano
black pepper
Parmesan cheese
2 cans tomato sauce

Preparation

Chop onions; slice green peppers in strips; cut squash and zucchini in circular 1/8-inch to 1/4-inch wide slices.