With the motor running, drizzle in oil slowly until the mixture becomes thick. Remove the mayonnaise to a bowl, and fold in the sour cream and horseradish.

Whisk grated horseradish into mayonnaise, prepare it with vinegar and salt, and use in a roasted fennel sauce for Christmas ...

Remove yolks; set whites aside. In a bowl, mash the yolks. Add mayonnaise, horseradish, dill, mustard, salt and pepper; mix well. Pipe or spoon into egg whites. Sprinkle with paprika. Refrigerate ...

In a food processor, combine crème fraîche, horseradish, mayonnaise and lemon juice, and pulse until smooth. Add egg yolks, and pulse until smooth. Transfer to a bowl, and fold in shallots and ...