Cheeseburger Impossible Pie
["1 lb. hamburger", "1/2 c. chopped onion", "1 1/2 c. milk", "3 eggs", "1 tsp. salt", "dash of pepper", "1 c. grated cheese (Cheddar)", "3/4 c. Bisquick"]
["Brown meat and onion; drain.", "Place in greased 10-inch pie plate.", "Cover with cheese.", "Sprinkle with salt and pepper.", "Blend milk, eggs and Bisquick in blender for 30 seconds and pour over cheese and meat.", "Bake at 350\u00b0 for 30 minutes."]
["hamburger", "onion", "milk", "eggs", "salt", "pepper", "grated cheese", "Bisquick"]