The term 'Fiery Pepper' is referring to the Habanero pepper, which is an extremely spicy chili pepper that is commonly used in Mexican and Caribbean cuisine. It is a small, lantern-shaped pepper that ranges from yellow to orange in color and has a very distinct flavor. The Habanero pepper is one of the hottest peppers in the world, measuring up to 350, 000 Scoville Heat Units on the Scoville scale.