Mustard Mayo Sauce

Ingredients

• 1 1/2 cups good mayonnaise
• 3 tablespoons Dijon mustardd
• 1 1/2 tablespoons whole-grain mustard
• 1/3 cup sour cream
• 1/4 teaspoon kosher salt

Directions

1. Whisk the mayonnaise, mustards, sour cream and salt together in a small bowl.
2. Serve at room temperature.

Source
http://www.foodnetwork.com/recipes/ina-garten/mustard-mayo-recipe.html