Cut, seed, and devein aji / chili, using gloves. Wash thoroughly with water, rubbing insides one against the other.
Place aji, onion and garlic on baking sheet and take to oven 350° F (175° C) until golden.
Remove ají and place in bowl. Boil ľ cup water and immediately pour it over them; soak 4 to 5 hours.This process will lessen hotness from the aji.
Place aji with the water, onions, garlic, nuts and graham crackers in blender. While blending, start pouring oil until mixture resembles a creamy sauce. Season with salt.
Serve with slices of boiled potato, decorating with hardboiled egg, lettuce, and olive.