Grandma Lynda'S Zucchini Casserole - cooking recipe

Ingredients

1 large zucchini
1 medium onion
4 oz. American cheese
2 Tbsp. butter
2 Tbsp. flour
1 1/2 c. milk
salt and pepper to taste

Preparation

Peel and slice zucchini in casserole dish.
Add chopped onion. Add all ingredients.
Stir in cheese and butter.
Bake at 350\u00b0 for 45 minutes, uncovered.