Impossible Cheese Burger 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 over medium heat until brown.
4. 4
   Drain.
5. 5
   Spread in pie plate.
6. 6
   Beat milk, baking mix, eggs, salt and pepper in blender on high until smooth, 15 seconds.
7. 7
   Pour over meat in pie plate and bake for 25 minutes.
8. 8
   Top with tomatoes and cheese. Bake until knife in the center of pie comes out clean.
9. 9
   Serves 5 to 8.