Mini Cheeseburger Appetizers

Directions

1. 1
   Heat grill to medium heat.
2. 2
   Mix first 4 ingredients just until blended; shape into 18 (1-inch) balls.
3. 3
   Flatten slightly to form patties.
4. 4
   Spray large sheet of foil with cooking spray; place on grill grate.
5. 5
   Add patties; grill 2 to 3 min.
6. 6
   on each side or until done (160 degrees F).
7. 7
   Thread 1 each burger, cheese slice and tomato onto each of 18 toothpicks.