If you’re craving the ultimate comfort food side dish, these creamy Idaho mashed potatoes deliver great flavor in every bite. We’re talking smooth, buttery potatoes with sharp, melty cheddar for a bowl of pure comfort.
Whether you’re making dinner for the family or hosting friends, these easy-to-make cheesy mashed potatoes are always a hit. This is an adaptation of the NY Times recipe with a few differences.
- Prep Time: 15 minutes
- Cook Time: 15-20 minutes
- Additional Time: 5 minutes
- Total Time: 40 minutes
- Servings: 6
- Prep Level: Beginner +
What You’ll Love
- Rich and creamy – The combo of buttery Idaho potatoes and sharp Vermont cheddar is next-level deliciousness.
- Easy recipe – Just a few steps and simple ingredients you probably already have on hand.
- Great for holidays or everyday dinners – They’re the perfect side dish for turkey and gravy or with meatloaf and roasted veggies.
- Make-ahead friendly – Prep them in advance and reheat when you’re ready to serve.
- Great leftovers – They reheat beautifully and make an amazing topping for a Shepherd’s pie or potato cakes.

Ingredient Notes
- Real Idaho potatoes: Russet potatoes are the classic choice for super fluffy mashed potatoes, but Yukon Golds have a naturally buttery texture with a bit more richness.
- Vermont cheddar: Go for the sharp or extra sharp for that bold cheesy flavor. Grate it fresh for the smoothest melt.
- Melted butter: Unsalted butter lets you control the salt level. You can use salted butter, but add less salt and taste as you go.
- Milk or cream: Whole milk works, but for ultra-creamy mashed potatoes, use heavy cream or half-and-half. For a skinny version, substitute with chicken broth.
- Egg yoke: The secret ingredient that adds richness and gives the potatoes a silky, almost soufflé-like texture.
- Salt and pepper: Be generous with the salt when boiling the potatoes, then season to taste when mashing.
- Optional add-ins: Garlic, a pinch of nutmeg, or a little sour cream.
- Garnishes: Fresh chopped parsley, green onions, or chives.

Step-by-Step Instructions


- Peel, rinse, and cube the potatoes, then place them in a large pot of well-salted cold water.
- Boil until tender. Drain well in a colander and place in a large bowl.
- While the potatoes are cooking, place the butter in a microwave-proof bowl and melt. Grate the cheese.


- Use an electric mixer and beat the potatoes for 2 to 3 minutes.
- Add the melted butter, cheese, minced garlic (if using), salt, and pepper. Beat again for a minute or so.
- Add in the egg yolk and slowly stir in the heavy cream a bit at a time.


- Turn off the mixer and scrape down the sides of the bowl with a rubber spatula. Beat until you reach your desired creaminess.
- Transfer to a serving bowl and serve immediately.


Laura Belle’s Tips
- Start with cold water – Always add your potatoes to cold, salted water before boiling. It helps them cook evenly and keeps the texture creamy, not gummy.
- Don’t overmix – Mash just until smooth. Overworking the potatoes can create a gummy texture.
- Warm the milk or cream – Cold dairy can cool the potatoes and make them stiff.
- Grate your cheese – Pre-shredded cheese has additives that don’t melt into the potatoes.
Storing
Let the mashed potatoes cool completely, then store them in an airtight container in the fridge for up to 4 days.
Make-Ahead
These mashed potatoes can be made a day or two in advance.
Reheating
Warm them gently on the stovetop or in the microwave. Add a little milk, cream, or butter to bring back the creaminess.

What to Serve with Mashed Potatoes
- Garlic Pork Chops from Back To My Southern Roots
Creamy Idaho Mashed Potatoes with Vermont Cheddar
If you're craving the ultimate comfort food side dish, these creamy Idaho mashed potatoes deliver great flavor in every bite. We're talking smooth, buttery potatoes with sharp, melty cheddar for a bowl of pure comfort.
Ingredients
- 2 pounds of Yukon Gold potatoes (4 to 6, depending on the size)
- 3/4 cup shredded Vermont cheddar cheese
- 4 tablespoons of unsalted butter – melted
- 2 teaspoons minced garlic – optional
- 1/2 teaspoon salt
- 1/4 teaspoon ground black pepper
- 1 large egg yolk
- 1/2 cup heavy cream – heated
- Freshly chopped parsley – optional garnish
Instructions
- Peel, rinse, and cube the potatoes, then place them in a large pot of well-salted cold water.
- Boil over medium heat until tender, about 15-20 minutes. Drain well in a colander and place in a large bowl.
- While the potatoes are cooking, place the butter in a microwave-proof bowl and melt. Grate the cheese.
- Use a hand mixer and beat at medium speed for 2 to 3 minutes.
- Turn off the mixer and add the butter, cheese, minced garlic (if using), salt, and pepper. Beat again for a minute or so.
- Add in the egg yolk and slowly stir in the heavy cream a bit at a time.
- Turn off the mixer and scrape down the sides of the bowl with a rubber spatula to make sure ingredients are incorporated evenly. Beat at medium-high speed until you reach your desired creaminess. About 2 to 3 minutes.
- Transfer to a serving bowl, and add optional garnish and a couple of pats of butter. Serve immediately.
Notes
Helpful Equipment
- Large pot
- Large bowl
- Electric mixer
Recipe Tips
Start with cold water to boil the potatoes.
For the best texture, don't overmix the potatoes.
Warm the milk or cream before adding.
Nutrition Information:
Yield:
6Serving Size:
1Amount Per Serving: Calories: 361Total Fat: 22gSaturated Fat: 13gTrans Fat: 0gUnsaturated Fat: 7gCholesterol: 120mgSodium: 311mgCarbohydrates: 34gFiber: 3gSugar: 3gProtein: 10g








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