## Ingredients
- Caramelized onion
- Half of a diced onion, minced
- 3 Tbsp butter
- salt
- Pinch of sugar
- Water as needed
- 1.5 cup mayo
- 3 Tbsp ketchup
- 2 Tbsp sweet relish
- 1 Tbsp Worcestershire sauce
## Instructions
- Caramelize onions
- Mix everything together