Oil Roast beef Salt Ground cumin Water Guajillo chilies Garlic cloves Vinegar Bay leaves Chopped cilantro Raw onions Lime
In a large stock pot, heat the oil. Add salt and ground cumin to one side of the beef. Place the beef in the stockpot.
Toast the chiles and garlic for the sauce. Turn frequently with a pair of tongs. Add all these to a blender.
Blend the toasted chiles and garlic until smooth. Add it to the pot with the bay leaves, and let it simmer.
Top with raw onions and cilantro. Serve it with tortillas and lime. Provecho!