Aji Panca Paste
From Cookipedia
El Sabor de Casa's Pasta Aji Amarillo (225g) is widely regarded as the most important ingredient in Peruvian cooking. This spicy yellow paste is used as a rub or in marinades, and for many recipes for meat, fish, bar-b-ques and stews.
Suppliers
El Sabor de Casa's Pasta Aji Amarillo can be purchased online from Cuban Cuisine UK: El Sabor de Casa's Pasta Aji Amarillo 3 pack (Worldwide deliveries)