Preheat oven to 400°. Brown ground beef with next 3 ingredients; drain. Stir in barbecue sauce; simmer. Divide pizza dough into 12 pieces; place into 12 greased muffin tins, pressing to cover the bottom and sides of each cup. Spoon in beef mixture; sprinkle with cheese. Bake 12-14 minutes. Makes 12 servings.