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By Costco Kitchen
Roasted Garlic Mashed Potatoes
A garlicky twist on regular mashed potatoes. The roasted garlic imparts a sweet and nutty and sweet garlic fragrance and flavor. Perfect for garlic lovers and even those who typically don't like garlic!
Updated at: Thu, 20 Feb 2025 11:07:36 GMT
Nutrition balance score
Unbalanced
Glycemic Index
65
Moderate
Glycemic Load
16
Moderate
Nutrition per serving
Calories342.9 kcal (17%)
Total Fat25.2 g (36%)
Carbs25.3 g (10%)
Sugars2.3 g (3%)
Protein5.6 g (11%)
Sodium777.6 mg (39%)
Fiber3.5 g (13%)
% Daily Values based on a 2,000 calorie diet
Ingredients
8 servings

3 lbsyukon gold potatoes

4 ozbutter
chopped into 1 inch slices

1Boursin cheese
round, I used garlic and herbs variety

¾ cupheavy cream
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½ cupparmesan cheese
grated, plus additional for topping

2 tspsalt
plus additional for seasoning and for boiling the potatoes
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¼ tspblack pepper

3 Tbspparsley
fresh chopped, for topping, optional, Substitute with 1 tsp dried parsley

2garlic bulbs
whole, Use more if you prefer an intense garlic flavor

2 Tbspolive oil
1 tbsp of oil per garlic bulb

salt
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pepper
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1 sprigfresh rosemary
optional
Instructions
Step 1
Prepare the roasted garlic bulbs by placing them on top of a sheet of aluminum foil. Slice off the tops of the bulbs until the garlic cloves are exposed. Drizzle olive oil over the exposed cloves and season with salt and pepper. Add a sprig of fresh rosemary if you have it. Wrap up the bulbs and place in the oven. Bake at 425 degrees Fahrenheit for 45 minutes. If using the air fryer, bake at 390 degrees Fahrenheit for 45 minutes. Once the garlic is done cooking, set aside and let cool completely.
Step 2
Peel the potatoes and chop into large chunks. Add to a large stockpot and fill with water until the potatoes are fully submerged. Add salt to the water until the water is salty like the sea. Bring the water to a boil then continue to cook at a low boil until a fork can be easily inserted (about 15-20 minutes).
Step 3
Drain the potatoes and add to a large bowl. Add the butter, boursin cheese, parmesan cheese, salt, and pepper. Take the cooled roasted garlic bulbs and squeeze out the garlic cloves into the bowl.
Step 4
Use a potato masher or ricer to achieve desired texture and consistency of mashed potatoes.
Step 5
Transfer your potatoes to a serving bowl or platter and top with additional parmesan, salt, pepper, parsley, and an extra nob of butter.
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