Easy Cheesy French Onion Potato Bake Casserole combines tender potatoes with caramelized onion flavor and melted cheese in a comforting baked dish.
2 pounds potatoes, thinly sliced
1 packet French onion soup mix
2 cups shredded cheddar cheese
1 cup sour cream
1 cup milk
2 tablespoons butter
1/2 teaspoon black pepper
1/4 cup chopped green onions
Slice potatoes evenly for consistent cooking.