Make Ahead Mashed Potatoes Using Baked Potatoes. Switch the oven to broil and broil until the top in golden-brown 2 to 3 minutes more. Sprinkle with the Parmesan.
Bring a large pot of water to a simmer and then add your potatoes. Done the right way creamy buttery mashed potatoes are a damn good way to use a potatoespecially when all the work can be done in advance. Drain the potatoes in a colander.
Bake until warmed through about 20 minutes.
Mash the potatoes and season with salt and pepper. Add potatoes and simmer 30 minutes or until potatoes are soft and ready to be mashed. Add sour cream cream cheese and 4 tbsp. Bake until warmed through about 20 minutes.