Impossible Cheeseburger Pie

Directions

1. 1
   Heat oven to 400°.
2. 2
   Grease 10 x 1 1/2-inch pie plate.
3. 3
   Cook beef and onion until beef is brown; drain.
4. 4
   Spread in plate.
5. 5
   Beat milk, Bisquick mix, eggs, salt and pepper until smooth.
6. 6
   Pour over beef and onion in plate.
7. 7
   Bake 25 minutes.
8. 8
   Top with tomato slices and sprinkle on cheese.
9. 9
   Continue baking until knife inserted in center comes out clean, 5 to 8 minutes.
10. 10
    Cool 5 minutes.
11. 11
    Yields 6 to 8 servings.
12. 12
    (Pat says this dish promotes flatulence.)