Aji Amarillo powder is made from Aji Amarillo chiles. Aji Amarillo is also known as Aji escabeche. The Aji Amarillo is the most common chile in Peru. In the USA, it is sometimes referred to as the yellow chile or Peruvian chile. The pods are 4-5 inches long and deep orange in color when mature. The thin fleshed pods have a clearly pungent heat. The pod is grown in all of the regions of Peru, for instance, the coast, the Andes and the Amazon jungle.ÊSuggested Use: Use on anything when you want to add a little heat and lots of flavor. Ingredients: Aji Amarillo Basic Prep: Chile powders require no preparation. Add directly to recipes when a boost of flavor and heat are desired. Often also spelled Chile, Chilli, Chille.