Zucchini Au Gratin - cooking recipe

Ingredients

1 large or 2 small zucchini squash, sliced
1 medium onion, sliced
4 Tbsp. margarine
2 fresh tomatoes, sliced
1/2 tsp. salt
1/8 tsp. pepper
3/4 c. grated cheese

Preparation

Wash zucchini and slice in 1/2-inch slices.
Cook onion in margarine and then add the zucchini slices.
Cook for 5 minutes slowly, turning zucchini slices so they will cook on both sides. Add sliced tomatoes, salt and pepper.
Cover and simmer for 5 minutes more.
Sprinkle cheese on top and simmer just until cheese melts.