"Van Leeuwen is excited to partner with Grey Poupon for the mustard brand ... off the lid. The ice cream is sweet with the unmistakable taste — and buttery color — of Dijon.

Whisk together mayonnaise, cream cheese spread, lemon juice, Dijon mustard, parsley, horseradish, hot sauce, Worcestershire, and Old Bay in a medium bowl. Pulse smoked fish in a food processor ...