- 1/2 cup mayonnaise
- 1/4 cup ketchup
- 1/2 teaspoon garlic powder
- 1/4 teaspoon Worcestershire sauce
- 1/2 teaspoon freshly ground black pepper, or more to taste
- Whisk mayonnaise, ketchup, and garlic powder together in a bowl; add Worcestershire sauce to the mayonnaise mixture and whisk until smooth.
- Sprinkle enough black pepper over the surface of the mayonnaise mixture to cover; stir to incorporate. Repeat sprinkling and stirring of black pepper.
- Cover bowl with plastic wrap and refrigerate until the seasonings have blended into the sauce, at least 2 hours.