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