PREHEAT oven to 400°F. Mix meat, 2/3 cup of cheese, 1/4 cup of the ketchup and garlic powder. Shape into 12 balls. Place on foil-covered baking sheet sprayed with cooking spray.
FLATTEN each ball into patty, about 1/2-inch-thick. Bake 15 min. or until cooked through; drain.
SPREAD remaining ketchup on each patty; sprinkle with remaining cheese. Bake an additional 5 min. or until cheese melts. Serve over rice.