Sour Cream Mashed Potatoes Recipe

Bahan-bahan (8 porsi)

• 4 lbs Yukon gold potatoes (10 medium, peeled and cut into 1-inch thick pieces)
• 1 1/4 cup whole milk
• 8 Tbsp unsalted butter (plus more to serve if desired)
• 1/2 cup sour cream
• 1 1/2 tsp fine sea salt (plus more to taste)
• 2 Tbsp finely chopped chives (optional, to garnish)
• freshly ground black pepper (optional, to garnish)