| Clue | Source | Date |
|---|---|---|
| Gooey sandwich | Commuter | 13 Feb 2024 |
| Ground beef sandwich with Swiss cheese and caramelized onions | New York Times | 27 Mar 2019 |
| Ground beef sandwich with Swiss cheese and caramelized onions | ||
| Burger cooked like a grilled cheese | ||
| Burger cooked like a grilled cheese | ||
| She's a softy |