Ingredients
Equipment
Method
Step‑by‑Step Instructions
- Preheat the oven to 375°F (190°C). Prepare a 9x13-inch baking dish.
- Peel and slice russet and yellow potatoes thinly (1/8 inch). Place in cold water.
- In a saucepan, combine heavy cream, garlic powder, salt, and pepper. Simmer. Stir in Gruyère and Parmesan until melted.
- Layer half of the potato slices in the baking dish. Pour half the cheese sauce over. Repeat with remaining potatoes and sauce.
- Cover with foil and bake for 40 minutes. Remove foil and bake for an additional 20 minutes until golden.
- If desired, add breadcrumbs mixed with butter during the last 10 minutes of baking.
- Let rest for 10 minutes before serving. Garnish with fresh herbs if desired.
Nutrition
Notes
Slice potatoes evenly to avoid crunchy pieces. You can prepare ahead and refrigerate before baking.