Lettuce, tomato, onion, pickle at no charge. 99¢ each: cheese (American, Swiss, cheddar, white cheddar, pepper jack, bleu cheese crumbles), caramelized onions, sautéed mushrooms. Add Bacon or Jalapeño 99¢ | Add Fried Egg 1.25 Add Turkey Chili 99¢ | Add Avocado 99¢