Ingredients

• 1 tablespoon finely chopped onion
• 1 cup purchased or homemade mayonnaise
• 1/4 cup ketchup-style chili sauce or ketchup
• 4 teaspoons bottled (regular; not packed in beet juice) horseradish, or to taste
• 1 teaspoon hot sauce, preferably Frank's Red Hot Sauce
• 1 teaspoon Worcestershire sauce
• 1/4 teaspoon sweet paprika
• Fine sea salt

Instructions

1. In a mortar and pestle, mash the onion to create a paste, or use a large heavy knife to mince and mash the onion into a paste. Transfer the onion paste to a small bowl and whisk in the mayonnaise, chili sauce, horseradish, hot sauce, Worcestershire sauce, and sweet paprika. Season with fine sea salt, if desired. DO AHEAD: The dressing can be prepared ahead and refrigerated, in an airtight container, up to 2 weeks.