To a crockpot add your smoked turkey wings and all of your ingredients.
1 Tablespoon Garlic Powder, 1 Tablespoon Chicken Bouillon, 1 Teaspoon Cornstarch, 1 Teaspoon Black Pepper, 1 2 lb Chicken Broth, 2 Tablespoons Worcestershire, 1 Onion, 4 Medium-sized Smoked Turkey wings, 1 Green Bell Pepper