Using a food processor or blender, combine green onions, jalapeno peppers, onion, allspice, dry mustard, cinnamon, nutmeg, pepper, Balsamic vinegar and soy sauce.
Process to chop and blend well. Coat chicken pieces with mixture (it will be thick). Cover and marinate overnight in the refrigerator.
Place chicken in your BLACK + DECKER™ 7-Quart Slow Cooker stoneware pot with marinade. Add chicken broth. Cover; cook on HIGH for 3 hours.
If desired, serve with rice and cooking sauce.
Tip: for thicker sauce, mix 1-2 Tbsp. of all-purpose flour with a little water, then add it to the sauce. Stir until the sauce thickens.