Impossible Taco Pie
["1 lb. hamburger", "1/2 c. chopped onions", "1 envelope taco seasoning mix", "1 1/4 c. milk", "3/4 c. Bisquick", "3 eggs", "1 c. Cheddar cheese", "chopped tomatoes and lettuce"]
["Heat oven to 400\u00b0.", "Grease a 10-inch pie plate.", "Brown hamburger and onions.", "Drain.", "Stir in seasoning mix.", "Spread in plate.", "Beat milk, eggs and Bisquick until smooth.", "Pour over hamburger mixture.", "Bake 25 minutes.", "Top with cheese.", "Bake 10 minutes longer.", "Cool 5 minutes.", "Serve with chopped tomatoes and lettuce.", "Serves 6 or 8 people."]
["hamburger", "onions", "taco", "milk", "Bisquick", "eggs", "Cheddar cheese", "tomatoes"]