Spinach Casserole - cooking recipe

Ingredients

1 stick butter
2 pkg. frozen spinach, thawed
1 (16 oz.) carton Ricotta cheese
1 lb. medium sharp Cheddar cheese, grated
4 eggs
6 Tbsp. flour
1 tsp. minced onion flakes
salt and pepper to taste

Preparation

Cook the spinach with butter for about 5 minutes.
Blend eggs and flour with mixer; add cheeses.
Stir in remaining ingredients. Pour in greased baking dish.
Bake at 350\u00b0 for 45 minutes.