Impossible Cheese Burger Pie

Directions

1. 1
   Grease 10 x 1 1/2-inch pie plate.
2. 2
   Brown beef and onion; drain.
3. 3
   Stir in salt and pepper.
4. 4
   Spread in pie plate.
5. 5
   Beat Bisquick, milk and eggs about 1 minute or until almost smooth. Pour over beef.
6. 6
   Bake 25 minutes.
7. 7
   Top with tomatoes and cheese. Bake until knife inserted in center comes out clean (5 to 8 minutes).
8. 8
   Serves 6 to 8 people.