Mashed Potato Casserole - WPTF-AM

Ingredients

• 5 pounds (2.3kg) russet potatoes, peeled and cut into 3/4-inch cubes
• Kosher salt
• 1 stick unsalted butter (4 ounces; 115g), cubed and slightly softened
• 1 cup (8 ounces) sour cream (see notes)
• 1 cup (240ml) heavy cream
• 6 thin slices bacon, diced
• 1 1/2 cups (180g) panko bread crumbs
• 1/4 cup thinly sliced scallions, white and light-green parts only
• 6 ounces (170g) grated cheddar cheese