This Au Gratin Potato Casserole is one of the easiest casserole recipes I know. The ingredients you need to make it are probably in your freezer or store cupboard right now – a bag of frozen hash browns and a can of cream of mushroom soup and some cornflakes. Make it up to 24 hours in advance and add cornflakes and bake right before serving.
To make this couldn’t be easier. Start by combining hash browns, sour cream, shredded Cheddar cheese, a can cream of mushroom soup, 1 small finely chopped onion and some pepper in a large bowl. Spoon the mixture into a baking dish. Top evenly with crushed cornflakes and drizzle with melted butter. Bake in the oven until cooked through bubbly.
To make my Au Gratin Potato Casserole, you will need the following ingredients:
Preheat the oven to 325 °F and lightly grease a 13- x 9-inch baking dish with butter or cooking spray.
Combine 1 package of frozen Southern-style hash browns, 1 container of sour cream, 2 cups of shredded Cheddar cheese, 1 can of cream of mushroom soup, 1 small finely chopped onion, and ¼ teaspoon of pepper in a large bowl.
Transfer the potato mixture to the baking dish. Sprinkle evenly with crushed cornflakes and drizzle the top with ¼ cup of melted butter.
Bake the casserole for 1 hour and 20 minutes in the oven until bubbling.
Serve as a side dish alongside your Mardi Gras dinner.
This Au Gratin Potato Casserole recipe is a super simple and delicious potato casserole to make for Mardi Gras. Try it out soon and leave a comment below to let me know how you get on.
