Ingredients: ground beef, bread, red onion, button mushroom, tomato, onion, worcestershire, bread crumbs, greek yogurt, lemon, tomato sauce, vegetable oil, egg, mayonnaise, arugula

Ingredients: ground beef, bread, red onion, button mushroom, tomato, onion, ketchup, dill, cucumber, dijon mustard, cooking spray, canola mayonnaise, vinegar, garlic, canola oil, butter lettuce

Ingredients: ground beef, bread, red onion, button mushroom, tomato, onion, worcestershire, smoked cheese, swiss cheese, american cheese, pepper jack, ketchup, iceberg, basil, mayonnaise, olive oil, cilantro, thyme, avocado, pickle, sweet pickle relish