Mashed Potatoes with Caraway-Mustard Butter | Christopher Kimball’s Milk Street | Recipes, TV and Co

Ingredients

• 4 pounds Yukon Gold potatoes, peeled and quartered
• 1 tablespoon plus 2½ teaspoons kosher salt
• 5 bay leaves
• 4 medium garlic cloves, smashed
• 10 tablespoons salted butter, divided
• 1 ¾ cups half-and-half, warmed
• ½ cup drained prepared white horseradish, liquid reserved
• 1 tablespoon caraway seeds, lightly crushed
• 1 tablespoon yellow mustard seeds
• 2 tablespoons finely chopped chives