In a small bowl stir the tomato paste with ¼ cup of chicken broth then pour it into the pot. Add the remaining chicken broth, diced tomatoes, frozen corn, lima beans, barbecue sauce, brown sugar, Worcestershire sauce, hot sauce, ground black pepper, crushed red pepper, and cayenne pepper to the pot over medium-high heat. Bring to a low boil. Reduce heat and simmer for 15 minutes.