Twice Baked Potato Casserole

Bahan-bahan (10 porsi)

• 5 pounds Yukon Gold potatoes (about 15 potatoes)
• 1 tablespoon extra-virgin olive oil
• ½ pound bacon (8 slices, 8 ounces)
• 1 stick unsalted butter (at room temperature, cubed)
• 1 cup plain Greek yogurt (at room temperature)
• 1 cup skim milk (at room temperature)
• 1 ¼ cups shredded cheddar cheese (divided)
• ¼ cup minced chives (divided)
• ½ teaspoon paprika
• ½ teaspoon onion powder
• ¼ teaspoon garlic powder
• 2 ½ teaspoons kosher salt
• ¼ teaspoon ground black pepper