butter plus a little oil • onion, chopped • large garlic clove • Roma tomatoes, cut into large chunks • large dried guajillo chile, cleaned • chicharrón (fried pork rinds), broken into pieces (about 150 grams) • chicken broth (about 480 ml) • Salt, to taste • Black pepper, to taste • Heavy cream, • Shredded cheese (such as Manchego, Gouda, Chihuahua, Gruyère, or hoop cheese), • Chicharrón crumbs, •