Hungarian Hot refers to one of the hottest chili peppers in the world beside Bhut Jolokia, Red Scotch Bonnet, Tabasco, etc. Hungarian Hot chilli pepper comes from Hungary and can grow up to 6 inches in length and 2 inches in diameter. It is hottest when it is eaten raw. It matures from green to yellow to red, and when eaten in its yellow state it has a sweet, succulent taste.