Take a classic up a notch with some secret ingredients — leek adds complimentary flavor and garlic brings a familiar zing to this holiday staple.
In a 4-quart saucepan over high heat, heat salted water and potatoes to boiling. Reduce heat to low; simmer uncovered 20 minutes until potatoes are tender.
Drain well.
In a small saucepan over high heat, heat the heavy whipping cream and garlic cloves to boiling. Simmer uncovered 15 minutes, until garlic is just soft.
In a small skillet over medium heat, melt butter; add leek. Cook 5–8 minutes, until leek is tender, stirring occasionally.
In a large bowl, mash the potatoes with the garlic-cream mixture, leek, salt and pepper until well-blended and smooth.