"This twice baked potato casserole is loaded with creamy mashed potatoes and topped with melted cheese, crispy bacon, and sliced green onions. It's a superstar side dish that's easy to make days ahead!..."
INGREDIENTS
•
½ pound bacon
•
8 medium russet potatoes
•
3 Tablespoons canola oil
•
2 sticks salted butter (softened and sliced into cubes.)
•
1 cup sour cream
•
1 cup whole milk
•
1 cup grated cheddar cheese (plus more for topping)