Ingredients
Method
- 1. Preheat the oven to 400°F (200°C). Grease a medium-sized baking dish with butter.
- 2. Melt the butter in a saucepan over medium heat. Add onion and cook until soft. Add garlic and cook 1 minute.
- 3. Stir in flour and whisk constantly for 1 minute. Gradually pour in milk and cream, whisking until the sauce thickens.
- 4. Season with salt, pepper, and nutmeg. Remove from heat.
- 5. Layer half of the sliced potatoes in the baking dish. Pour over half of the sauce and sprinkle half of the cheese.
- 6. Repeat with remaining potatoes, sauce, and cheese. Finish with a cheese layer on top.
- 7. Cover with foil and bake for 45 minutes. Remove foil and bake an additional 20–25 minutes until golden and bubbly.
- 8. Let rest 10–15 minutes before serving. Garnish with parsley if desired.
Nutrition
Notes
Use Yukon Gold or Russet potatoes for best texture.
Warm milk and cream before adding for smoother sauce.
Shred cheese fresh for better melting and flavor.