- 1 sweet onion (such as Vidalia®), minced
- 3 tablespoons white vinegar
- 1 tablespoon ketchup
- 1 teaspoon white sugar
- 1 teaspoon paprika
- 1/2 teaspoon salt
- 1/2 teaspoon cayenne pepper
- Mix onion, vinegar, ketchup, sugar, paprika, salt, and cayenne pepper together in a bowl until smooth.