Chile de arbol
The Chile de árbol (Spanish for tree chili) is a small, but potent Mexican chili pepper which is also known as bird’s beak chile and rat’s tail chile. These chilis are about 2 to 3 inches (5.1 to 7.6 cm) long, and 1⁄4 to 3⁄8 inch (0.63 to 0.95 cm) in diameter. Their heat index is between 15,000 and 30,000 Scoville units. The peppers are a bright red color when mature.