1 lb. bulk pork sausage, cooked and drained
4 oz. mushrooms, sliced
1/2 c. sliced green onion (with tops)
2 med. tomatoes, chopped
2 c. shredded mozzarella cheese (about 8 oz.)
1 1/4 c. buttermilk baking mix
12 eggs
1 c. milk
1 1/2 tsp. salt
1/2 tsp. pepper
1/2 tsp. dried oregano leaves

Layer sausage, mushrooms, green onions, tomatoes and cheese in greased baking dish, 13 x 9 x 2 inches. Beat remaining ingredients. Pour over sausage mixture. Cook uncovered in 350 degrees oven until golden brown and set, about 30 minutes. Cut into 12 - 3 squares.