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prime rib sliced on a plate with steak mashed potatoes, and carrots
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5 from 3 votes

Mashed Potatoes for Steak

Our Mashed Potatoes for Steak are the perfect steakhouse mashed potatoes: creamy, buttery, and amazing with a melt-in-your-mouth tender steak!
Prep Time20 minutes
Cook Time30 minutes
Total Time50 minutes
Course: Side Dish
Cuisine: American
Keyword: mashed potatoes for steak, steak and mashed potatoes, steak mashed potato, steak mashed potatoes
Servings: 8 servings
Calories: 356kcal

Equipment

  • Potato ricer
  • Wooden spatula, or spoon
  • Large pot
  • Large mixing bowl
  • Vegetable peeler for peeling potatoes
  • saucepan
  • Cutting board

Ingredients

  • 4 pounds Yukon Gold potatoes peeled and cut into 1 inch pieces
  • 1 Tablespoon kosher salt plus more to taste
  • cups whole milk
  • 2 cloves garlic smashed
  • 5 sprigs thyme
  • 2 Dried bay leaves
  • sticks unsalted butter; equal to ¾ cup; plus more for serving
  • chives, for topping optional

See our Beef Temperature Chart for helpful tips on cooking any cut of beef!

Instructions

  • Peel and cut Yukon gold potatoes into 1-inch pieces. Place them in a large pot and cover them with cold water enough to cover by 1-inch.
    4 pounds Yukon Gold potatoes
    adding water to a pot with cut potatoes
  • Add salt and bring to a boil. Once boiling, reduce the heat and simmer until the potatoes are tender, but not over-saturated or crumbly, about 20-25 minutes.
    1 Tablespoon kosher salt
    potatoes covered with water in a pot
  • Drain the potatoes. Return the potatoes to a pot and set them over low heat. Gently stir the potatoes until they're dry, about 1-2 minutes or until all moisture is gone.
    dry stirring the potatoes in the pot
  • In a small saucepan over medium heat, heat milk, thyme, bay leaves, garlic, and butter. Once the butter melts, remove from heat.
    1½ cups whole milk, 2 cloves garlic, 5 sprigs thyme, 2 Dried bay leaves, 1½ sticks unsalted butter; equal to ¾ cup; plus more for serving
    stirring melted butter and milk with herbs
  • Pass the hot potatoes through a ricer into a large bowl. Do not let the potatoes cool first. They must be hot, or they will become gummy! If you don't have a ricer, or would prefer, you can use an electric mixer with a paddle attachment to mix the potatoes.
    ricing potatoes
  • Remove the thyme sprigs and bay leaves from the warm milk mixture and discard.
    removing herbs from milk mixture for mashed potatoes
  • Gradually mix the milk mixture into the potatoes, stirring with a wooden spoon or electric mixer with paddle attachment until combined and smooth.
    Slowly stirring mashed potatoes with milk mixture
  • Season with salt and pepper to taste. Serve topped with butter and chives, if desired.
    mashed potatoes for steak in a white bowl

Video

Notes

  • Start with cold water poured over the potatoes, not hot or boiling. Potatoes cook more evenly as the water slowly reaches temperature, rather than directly adding them to hot water.
  • Season the potatoes before cooking them by using heavily salted water, and taste for salt levels later before adding more salt.
  • Make sure to cut the potatoes into even sizes. You want them to be about 1-inch pieces for this steak mashed potato recipe.
  • Use whole milk. The full fat content will give you a heartier, richer mashed potato.
  • To avoid over-cooking or under-cooking the potatoes, check them periodically. Remember, you want them to be tender, but not over-saturated or crumbly. I like to check them for tenderness using a fork. If it pierces easily, they're tender enough.
  • Infuse the milk mixture with herbs before adding it to the potatoes.
  • Rather than using a ricer, you can use an electric stand mixer with a paddle attachment. But, a ricer will give you the best steakhouse potato texture.
  • Dry-stirring the potatoes removes extra moisture and will create creamier, more consistent mashed potatoes.

Nutrition

Serving: 1serving | Calories: 356kcal | Carbohydrates: 42g | Protein: 6g | Fat: 19g | Saturated Fat: 12g | Polyunsaturated Fat: 1g | Monounsaturated Fat: 5g | Trans Fat: 1g | Cholesterol: 51mg | Sodium: 906mg | Potassium: 1036mg | Fiber: 5g | Sugar: 4g | Vitamin A: 639IU | Vitamin C: 46mg | Calcium: 93mg | Iron: 2mg