1 lg. onion, chopped
1 tbsp. vegetable oil
10 oz. pkg. frozen chopped spinach, thawed and pressed dry
5 eggs, beaten
3 c. (12 oz.) shredded muenster cheese
1/4 tsp. salt
1/8 tsp. pepper

Saute onion in oil in a large skillet until tender. Add spinach and cook until excess moisture evaporates. Cool. Combine eggs, cheese, salt and pepper, stir into spinach mixture. Pour into a greased 9 inch pie plate. Bake at 350 degrees for 30 minutes or until set. Yields one 9 inch quiche.