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Close-up of creamy Rosemary Garlic Mashed Potatoes, a featured image for a delicious recipe.

Best Rosemary Garlic Mashed Potatoes

These Rosemary Garlic Mashed Potatoes are guaranteed to be the star of your dinner table. Made with Yukon Gold potatoes, fresh rosemary, and garlic-infused butter, this recipe delivers fluffy, flavorful perfection that will elevate any meal. Perfect as a side dish for any occasion.
Prep Time 15 minutes
Cook Time 25 minutes
Total Time 40 minutes
Servings: 6
Course: Side Dish
Cuisine: American
Calories: 300

Ingredients
  

  • 2 pounds Yukon Gold potatoes, peeled and quartered
  • 4 cloves garlic, minced
  • 4 tablespoons unsalted butter
  • 1/2 cup whole milk or heavy cream
  • 1/4 cup fresh rosemary, finely chopped
  • Salt and freshly ground black pepper, to taste
  • 2 tablespoons sour cream or cream cheese optional

Equipment

  • Large pot
  • Colander
  • Small saucepan
  • Potato masher or ricer
  • Measuring cups and spoons
  • Mixing bowl
  • Spatula

Method
 

  1. Place the quartered potatoes in a large pot and cover with cold water. Add a generous pinch of salt. Bring to a boil over high heat, then reduce the heat to medium and simmer for 15-20 minutes, or until the potatoes are fork-tender.
  2. While the potatoes are boiling, melt the butter in a small saucepan over medium-low heat. Add the minced garlic and cook for 1-2 minutes, or until fragrant. Be careful not to burn the garlic.
  3. Once the potatoes are fork-tender, drain them thoroughly in a colander. Return the potatoes to the pot and place it back on the burner over low heat for 1-2 minutes to dry out any excess moisture.
  4. Use a potato masher or a ricer to mash the potatoes until smooth. Avoid using a food processor or blender.
  5. Pour the garlic-infused butter over the mashed potatoes. Add the milk or cream, rosemary, salt, and pepper. Stir until everything is well combined and the mashed potatoes are creamy and smooth. If using sour cream or cream cheese, stir it in at this point.
  6. Taste and adjust the seasonings as needed.
  7. Serve immediately while hot and creamy. Garnish with a sprig of fresh rosemary, if desired.

Notes

For the best results, use Yukon Gold potatoes. Warm the milk or cream before adding it to the mashed potatoes to help them stay warm and prevent them from becoming cold and lumpy. Don't overmix the mashed potatoes, as this can release too much starch and make them gluey. Mashed potatoes can be prepared up to 24 hours in advance. Simply follow the recipe as directed, then transfer the mashed potatoes to a heat-proof bowl, cover tightly with plastic wrap, and refrigerate. When you're ready to serve, reheat the mashed potatoes in a slow cooker on the 'warm' setting or in a heat-proof bowl set over a pot of simmering water. You may need to add a splash of milk or cream to rehydrate them slightly. Leftover mashed potatoes can be stored in an airtight container in the refrigerator for up to 3 days.