1 (9 inch) pie shell
3 med. onions, saute'
1 pkg. Muenster cheese
8 oz. mushrooms
1/2 c. milk
1/3 c. flour
2 eggs
1/2 tsp. baking powder
1/2 tsp. salt
Pepper to taste

Prebake pie shell for 10 minutes at 400 degrees. Layer onions, mushrooms, cheese two times. Blend milk, eggs, flour, salt, pepper and baking powder. Pour over mixture in shell. Bake 45 minutes at 350 degrees.