Heat skillet over medium-high heat. Add breadcrumbs; cook until toasted, stirring frequently. Remove to a large mixing bowl.
Coat skillet with non-stick cooking spray. Heat over medium-high heat. Add onions and saute until browned and softened. Add garlic and saute for another minute.
Combine all ingredients, reserving 1/4 cup barbecue sauce to brush on tops.
Shape into12 meatballs and place on foil-lined rimmed baking sheet or on a broiler pan coated with cooking spray; spread remaining barbecue sauce over each meatball. Bake 25 minutes or until done.
This recipe was calculated using the exact brands and measurements I used to make this recipe. If you are following a strict diet please note changing anything will cause the nutritional info to change. My calculations are intended as a guide only.