Layered Tostada Bake
["1 lb. ground beef", "1/2 c. chopped onion", "1 (1 1/4 oz.) envelope taco seasoning mix", "1 (8 oz.) can tomato sauce", "1 (16 oz.) can refried beans", "1 (4 oz.) can whole green chilies, drained, seeded and chopped", "1/2 c. sliced, ripe olives", "1 c. Bisquick baking mix", "1/2 c. yellow corn meal", "1/4 c. milk", "1 egg, beaten", "2 Tbsp. vegetable oil", "1 c. dairy sour cream", "1 egg", "2 c. shredded Cheddar cheese"]
["Heat oven to 375\u00b0.", "Grease 12 x 7 1/2 x 2-inch baking dish. Cook and stir ground beef and onion in skillet until beef is brown; drain.", "Stir in seasoning mix, tomato sauce, beans, chili and olives.", "Mix baking mix, corn meal, milk, egg and oil until moistened; beat vigorously 30 seconds.", "Spread in dish.", "Spoon beef mixture over dough.", "Mix the remaining ingredients; spoon over beef mixture.", "Bake 30 minutes; let stand 10 minutes before cutting.", "Makes 6 to 8 servings."]
["ground beef", "onion", "taco", "tomato sauce", "beans", "green chilies", "olives", "Bisquick baking mix", "yellow corn meal", "milk", "egg", "vegetable oil", "sour cream", "egg", "Cheddar cheese"]