Danish Creamery : Herb Butter Mashed Potatoes

Ingredients

• 1 Tablespoon Unsalted Danish Creamery European Style Butter
• 1 Tablespoon vegetable oil
• 10-12 sage leaves
• Kosher salt
• 3 ½ pounds russet potatoes, peeled and cut into 2-inch cubes
• 1 ¼ cups heavy cream, plus more if needed
• 1 garlic clove, peeled
• 2 ½ sticks (1 ¼ cups) Danish Creamery European Style Butter, melted and divided
• freshly ground black pepper
• 3 Tablespoons minced chives, plus more for garnish