Impossible Cheeseburger Pie
["1 lb. ground beef", "1 c. chopped onion", "1/2 tsp. salt", "1 c. shredded Cheddar cheese", "1 c. milk", "1/2 c. Bisquick mix", "2 eggs"]
["Cook beef and onion; drain. Stir in salt. Spread in greased 9-inch pie plate. Sprinkle with cheese. Stir remaining ingredients with fork until blended. Pour into plate. Bake 25 minutes or until knife inserted in center comes out clean."]
["ground beef", "onion", "salt", "Cheddar cheese", "milk", "Bisquick mix", "eggs"]