Creamy, cheesy, and irresistibly comforting, this Easy Potato Casserole is a perfect side dish for any occasion. Made with tender slices of russet potatoes layered with a rich homemade cheese sauce, this recipe strikes the ideal balance between simplicity and flavor. A crunchy, golden panko breadcrumb topping adds a delightful texture, while hints of garlic and fresh parsley elevate the dish to restaurant-quality perfection. Ready in just over an hour with 20 minutes of prep time, this crowd-pleaser is easy to assemble and perfect for feeding a family or impressing guests at holiday gatherings. Whether you're looking for a classic comfort food recipe or a go-to casserole dish to complement dinner, this recipe has it all.
Preheat your oven to 375°F (190°C). Lightly grease a 9x13-inch baking dish and set aside.
Peel the potatoes and slice them thinly (about 1/8 inch thick). Use a mandoline slicer for even slices if available.
In a medium saucepan over medium heat, melt the butter. Stir in the flour and cook for 1-2 minutes, stirring constantly, until a smooth paste forms.
Gradually add the milk to the butter-flour mixture, whisking constantly to avoid lumps. Cook the sauce for 3-5 minutes, until it thickens.
Remove the saucepan from heat and stir in 1.5 cups of shredded cheddar cheese until melted. Add the sour cream, salt, pepper, and garlic powder, mixing until smooth.
Layer half of the sliced potatoes in the prepared baking dish. Pour half of the cheese sauce over the potatoes, spreading it evenly.
Repeat with the remaining potatoes and cheese sauce, ensuring the top layer is fully coated.
In a small bowl, mix the panko breadcrumbs with olive oil. Sprinkle the breadcrumb mixture evenly over the top of the casserole.
Bake in the preheated oven for 40-45 minutes, or until the potatoes are tender, the top is golden brown, and the casserole is bubbling around the edges.
Let the casserole cool for 5-10 minutes before serving. Garnish with chopped fresh parsley if desired.
Serving size | 2111.2 grams (2111.2g) |
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Amount per serving | % Daily Value* |
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Calories | 3377 |
Total Fat 197.40g | 253% |
Saturated Fat 118.20g | 591% |
Polyunsaturated Fat 1.90g | |
Cholesterol 540mg | 180% |
Sodium 4477mg | 195% |
Total Carbohydrate 312.90g | 114% |
Dietary Fiber 20.10g | 72% |
Total Sugars 52.70g | |
Protein 116.90g | 234% |
Vitamin D 215IU | 1074% |
Calcium 2712mg | 209% |
Iron 15mg | 82% |
Potassium 6634mg | 141% |
Source of Calories