How to Make Garlic Mashed Potatoes 1:14 Why Make This Yukon Gold potatoes make these mashed potatoes smooth and extra creamy every time. A combination of melted butter and warm cream is stirred in for a rich, velvety finish. Garlic mashed potatoes, how do I love thee? Let me count the ways. One forkful, two forkfuls, three forkfuls... sorry, none left for you! (Just kidding!) Growing up in a family of six kids, we are all rather competitive eaters. Basically, whoever finishes first gets seconds.