1. In large bowl, combine sour cream and Parmesan cheese. Add pepper, salt, breadcrumbs and garlic powder. 2. Add ground beef and mix well. 3. Shape into small meatballs and arrange on greased rimmed baking sheet. 4. Bake at 350 degrees for 20 to 25 minutes or until cooked through. 5. Drain. 6. Transfer meatballs to slow cooker. 7. Whisk together sauce ingredients and pour over meatballs. 8. Cover and cook on HIGH setting 2 hours or until heated through.
