Sonoran Dogs

Name: Sonoran Dogs
Ingredients: 6 hot dogs; 6 slices of thin-cut bacon; Softened butter for toasting; 6 bolillo rolls (or hot dog buns); 1 large white onion, diced and divided in half; 1/2 cup canned pinto beans, drained and rinsed; 3 medium plum tomatoes, deseeded and diced; Mayonaisse and mustard for topping; 6 chile peppers for garnish, optional (long hots, jalapeños, or chiles güeros)