Taco Meatballs

1 pound lean ground turkey
1/2 cup chopped onion
1/2 package taco seasoning
1 egg, slightly beaten
Salt and pepper, to taste
Garlic powder, to taste

Mix all ingredients; shape into 40 small meatballs. Spray a 9 x 13-inch pan with nonstick vegetable spray. Place meatballs in dish. Bake at 400 degrees F for 15 minutes or until browned.