Cheesy Scalloped Potatoes with Ham and Mushrooms are hearty and indulgent. Conveniently including leftover ham, this scalloped potato recipe makes a stand-alone meal, especially when paired with a simple salad or vegetable. Serve it with or without the meat as a delicious counterpart to other foods like baked chicken, pork chops, or roast beef. It’s one of those potato side dish recipes that can complement just about anything.