Ingredients
Equipment
Method
Step-by-Step Instructions
- Preheat your oven to 375°F (190°C) and grease a 9×13-inch baking dish.
- Peel and slice russet potatoes into 1/8-inch thick rounds and place in cold water.
- Melt 2 tablespoons of butter in a saucepan, sauté onion until translucent, then add garlic.
- Stir in heavy cream and milk, season with salt, pepper, and thyme, and simmer for 2-3 minutes.
- Layer half of the sliced potatoes in baking dish, cover with half the cream sauce and half the cheese.
- Repeat layers with remaining potatoes, cream sauce, and cheese.
- Cover with foil and bake for 45 minutes, until potatoes are fork-tender.
- Remove foil, add extra cheese and breadcrumbs, bake uncovered for 10-15 minutes until golden brown.
- Let rest for 5 minutes before serving to allow sauce to set.
Nutrition
Notes
Use a mandoline slicer for uniform potato thickness. Keep sliced potatoes in cold water until ready to use.
