Sweet and Tangy is the lowest of the Peppers of Key West Hot Sauce Heat Ratings. I have personally tasted all of the products we carry and rated each one to give you the most accurate Hot Sauce Heat Rating possible. Sweet and Tangy Hot Sauces will have no more than a very little amount of heat. Think about a tomato based salsa with only a dash of black pepper, that's about the Hot Sauce Heat Rating of Sweet and Tangy. The full Peppers of Key West Hot Sauce Heat Rating System is: