Ingredient:

• 4 large baking potatoes (about 12 ounces each)
• 2/3 cup butter, cubed
• 2/3 cup all-purpose flour
• 3/4 teaspoon salt
• 1/4 teaspoon white pepper
• 6 cups 2% milk
• 1 cup sour cream
• 1/4 cup thinly sliced green onions
• 1 cup shredded cheddar cheese
• 10 bacon strips, cooked and crumbled