Mix melted butter, garlic, Dijon, horseradish, parsley, thyme, onions, pepper flakes, and paprika. Stir, season, serve.
Combine softened butter, garlic, Dijon, horseradish, parsley, thyme, onions, pepper flakes, and paprika. Mix well.
Place mixture on plastic wrap, roll into a log, secure ends. Chill in fridge until firm, usually an hour or more.