1/2 lb. ground beef
1 1/2 c. buttermilk baking mix
3/4 c. milk
1 (16 oz.) can tomato sauce
2 tsp. oregano
1 c. mushroom caps (opt.)
1 c. shredded Mozzarella cheese

Brown ground beef in skillet, stirring until crumbly; drain. Combine baking mix and milk in bowl, mixing to form dough. Grease bottom and sides of cold 12 to 14 inch electric skillet. Press dough over bottom and sides of prepared skillet. Layer tomato sauce, ground beef, oregano, mushrooms and cheese over dough. Set temperature to 325 degrees. Bake covered for 20 minutes or until crust is brown.