GOYA Frozen Aji Amarillo Yellow Chili Peppers, 16 oz. The aji amarillo chili pepper is a spicy South American pepper with vibrant orange-yellow skin and fruity flavor. âAmarilloâ means "yellow" in Spanish, and âAjiâ means "chili" in South America, this pepper is also appropriately known as the âyellow chili.â The Ajà Amarillo is grown in all areas of Peru. Get a taste of South America! Exotic regional ingredients such as rocoto (red hot pepper, cousin to the bell pepper),aji amarillo...