# What You'll Need:
→ Potatoes
01 - 1 (30 oz) bag frozen shredded hash browns, thawed
→ Dairy
02 - 2 cups shredded sharp cheddar cheese
03 - 1 cup sour cream
04 - 1/2 cup unsalted butter, melted
05 - 1 cup whole milk
→ Aromatics
06 - 1 small onion, finely chopped
07 - 2 cloves garlic, minced
→ Condiments & Seasonings
08 - 1 can (10.5 oz) condensed cream of mushroom soup
09 - 1 teaspoon salt
10 - 1/2 teaspoon black pepper
→ Topping
11 - 1 1/2 cups cornflakes, lightly crushed
12 - 2 tablespoons unsalted butter, melted
# Directions:
01 - Preheat oven to 350°F. Lightly grease a 9x13-inch baking dish.
02 - In a large bowl, combine thawed hash browns, shredded cheddar, sour cream, 1/2 cup melted butter, whole milk, onion, garlic, cream of mushroom soup, salt, and black pepper. Stir until fully integrated.
03 - Evenly spread the hash brown mixture into the prepared baking dish, smoothing the top with a spatula.
04 - In a small bowl, toss crushed cornflakes with 2 tablespoons melted butter. Sprinkle the mixture evenly over the surface.
05 - Transfer to the oven and bake for 45 to 50 minutes, until the topping is golden and the center is hot and bubbling.
06 - Remove from oven and let rest for 5 to 10 minutes before serving to allow the casserole to set.