1 c. Bisquick baking mix
2 c. milk
1 tsp. dry mustard
1/2 tsp. dried oregano
6 eggs, beaten slightly
1 lb. bulk pork sausage, browned and drained
1 c. (4 oz.) shredded cheddar cheese

Heat oven to 350 degrees. Grease 2 quart casserole. Mix all ingredients. Pour into casserole. Bake until knife inserted in center comes out clean, about 1 hour. Makes 6 servings.