Ingredients:

• 2 teaspoons olive oil
• 2 cups chopped white onion
• 5 cloves garlic, finely chopped
• 2 cups chicken stock
• 2 teaspoons white vinegar
• 1 1/2 teaspoons garlic powder
• 1 1/2 teaspoons onion powder
• 1 tablespoon seasoned salt (such as Lawry’s)
• 1/2 teaspoon black pepper
• 1/8 teaspoon cayenne pepper
• 2 smoked turkey wings
• 2 pounds chopped collard greens (about 2 bunches)