Cheeseburger Pie
["1 lb. ground beef", "1 1/2 c. chopped onions", "1/2 tsp. salt", "1/4 tsp. pepper", "2 c. milk", "1 packet (5.5 oz.) Bisquick baking mix (1 1/3 c.)", "4 eggs", "2 tomatoes, sliced", "1 c. shredded Cheddar (4 oz.)"]
["Heat oven to 400\u00b0.", "Lightly grease pie plate, 10 x 1 1/2-inches.", "Cook and stir ground beef and onions in skillet until brown; drain.", "Stir in salt and pepper.", "Spread on plate.", "Beat milk, baking mix and eggs until smooth, 1 minute with hand beater. Pour into plate.", "Bake 35 minutes.", "Top with tomatoes.", "Sprinkle with cheese.", "Bake until knife inserted in center comes out clean, 5 to 8 minutes longer.", "Cool 5 minutes."]
["ground beef", "onions", "salt", "pepper", "milk", "packet", "eggs", "tomatoes", "Cheddar"]