Mix all ingredients for meatballs. Form mixture into 1-inch meatballs.
Place in a large baking pan in a single layer and cook at 350° degrees for about 30 minutes or until browned. Remove and drain off excess fat.
Meanwhile, prepare sauce. Cook 1/4 cup chopped onion in oil until tender. Add remaining sauce ingredients.
Simmer 10 minutes. Place meatballs in a crock pot. Pour sauce over, cover, and keep on LOW setting for serving.
Makes about 60
Calories per meatball: 76
Fat per meatball: 3.7g