Instant Pot Mashed Potatoes Recipe

Ingredients

• 1 cup water
• 3 to 3 1/2 pounds (4 large) russet potatoes, peeled and sliced 1-inch thick
• 4 cloves garlic, peeled (optional)
• 3/4 cup whole milk
• 3 tablespoons unsalted butter
• 1 1/2 teaspoons kosher salt
• 1/2 teaspoon freshly ground black pepper
• Chopped fresh chives or parsley, for garnish (optional)