Ingredients: ground beef, red onion, olive oil, apple cider vinegar, garlic, chili flake, bacon, english muffin, cheddar, cumin, cracked pepper, peppercorn, fresno chile, brown sugar, hot sauce, coriander, white wine vinegar, pickled red onion, bay leaf, egg, tomato paste, cinnamon, mustard seed, onion, pickle, ancho chile peppers, sugar