make ahead mashed potatoes

By mrboyton

Ingredients

• 9 large Russet potatoes, cubed and boiled until soft
• 8 ounces cream cheese
• 1 cup sour cream
• 2 teaspoons onion salt
• 1 teaspoon Kosher salt
• 1/2 teaspoon pepper
• 3 tablespoons butter

Preparation

Step 1

Cool the potatoes slightly and mash. Add the rest of the ingredients and beat with an electric mixer until light and fluffy. Transfer to a casserole; cool and refrigerate for up to 3 days.

Bring the potatoes to room temperature prior to reheating. Heat the potatoes at 350°F for at least 30 minutes, or until warmed through