Al ajillo is a typical condiment in the cuisines of the Spanish-speaking world.The likely origin, through colonization, is the Spanish dish gambas al ajillo, prawns cooked in a garlic and hot paprika oil.In Mexico, it combines guajillo chili peppers and ajo (garlic).It is seasoned with salt, black pepper, lemon and parsley or coriander.It is seasoned with salt, black pepper, lemon and parsley or coriander.