# What You 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
# How to Make:
01 - Preheat the oven to 350°F. Grease a 9x13-inch baking dish with butter or nonstick spray.
02 - In a large mixing bowl, blend the thawed hash browns, shredded cheddar cheese, sour cream, melted butter, whole milk, finely chopped onion, minced garlic, cream of mushroom soup, salt, and black pepper until thoroughly combined.
03 - Spread the potato mixture evenly into the prepared baking dish, smoothing the surface with a spatula.
04 - In a small bowl, toss the crushed cornflakes with the melted butter. Evenly sprinkle the cornflake mixture over the casserole.
05 - Bake on the center rack for 45 to 50 minutes, or until the top is golden brown and the casserole is bubbling in the center.
06 - Remove from the oven and let stand 5 to 10 minutes before portioning and serving.