Preheat oven to 375°. Using a sharp knife, cut through the 2 wing joints; discard wing tips. Arrange remaining wing pieces in 2 greased 15x10x1-in. baking pans. Bake 30 minutes; drain. Turn wings; bake 20-25 minutes longer or until juices run clear. , Meanwhile, in a large saucepan, combine remaining ingredients; bring to a boil. Reduce heat; simmer, uncovered, 30 minutes, stirring occasionally., Drain wings. Place one-third of the chicken in a 5-qt. slow cooker; top with one-third of the sauce. Repeat layers twice. Cook, covered, on low 3-4 hours. Stir before serving.