Place the potatoes in a large pot and cover them with cold water. Bring the water to a boil over high heat and cook for 15 minutes or until the potatoes are tender.
Drain the potatoes and return them to the pot. Add the butter, garlic, milk, sour cream, salt, and pepper. Mash the potatoes with a potato masher until the desired consistency is reached.
Serve the mashed potatoes hot.
Interesting Facts
Mashed potatoes are a staple of American cuisine, originating in the early 1800s.
Mashed potatoes can be flavored with a variety of herbs, spices, and cheeses.
Mashed potatoes are a great side dish for any meal.