Taco Casserole
["1 lb. ground beef", "1/2 c. chopped onion", "1 envelope taco seasoning", "1 1/4 c. milk", "3/4 c. Bisquick", "3 eggs", "2 sliced tomatoes", "1 c. shredded Cheddar cheese", "1 can chopped green chillies"]
["Heat oven to 400\u00b0.", "Grease pie plate.", "Cook and stir beef and onion; drain.", "Stir in seasoning.", "Spread in plate; top with chillies.", "Beat milk, Bisquick and eggs until smooth.", "Pour into plate.", "Bake 25 minutes.", "Top with tomatoes and cheese; bake 10 minutes longer."]
["ground beef", "onion", "taco", "milk", "Bisquick", "eggs", "tomatoes", "Cheddar cheese", "green chillies"]