1/2 - 3/4 lb. meat of choice
1 c. Cheddar cheese
1/2 c. Mozzarella cheese
2 tbsp. Parmesan cheese
1/2 c. chopped mushrooms
2 c. milk
1 c. Bisquick
4 eggs
1/2 tsp. salt
1/8 tsp. pepper

Layer cheese, meats and vegetables in a pie plate. Beat together milk, Bisquick, eggs, salt and pepper. Pour other mixture on top of cheese, meats and vegetables. Bake at 350 degrees for 30 minutes or until brown. Let stand for 5 minutes.