Beans With Chiles Tezcucana-Style
["1 lb. fried pinto beans, picked over and rinsed", "10 c. boiling water", "12 oz. slab bacon, cut into thirds", "3 medium onions, chopped", "5 dried ancho chiles, seeded, deveined", "2 to 3 tsp. salt", "1/2 tsp. freshly ground black pepper", "2 Tbsp. butter", "shredded Monterey Jack cheese, shredded iceberg lettuce, sliced radishes, sliced avocado and warm flour tortillas (for garnishes)"]
["Place beans in large saucepan. Add 8 cups of the boiling water, the chunks of slab bacon and 1 cup chopped onion.", "Heat to boiling over medium heat. Reduce heat and simmer 3 hours or until beans are tender."]
["pinto beans", "boiling water", "bacon", "onions", "ancho chiles", "salt", "freshly ground black pepper", "butter", "cheese"]