Choose starchy potatoes such as Yukon Gold or Russet
Slice the potatoes evenly and thinly
Season generously with salt and black pepper
Use garlic, onion, and fresh thyme or rosemary
Add cream, milk, or a mix of both
Include butter for richness
Layer potatoes neatly in a greased baking dish
Add cheese between layers and on top
Use a sharp cheese like cheddar, Gruyère, or Parmesan
Cover with foil for most of the baking time
Bake until the potatoes are tender
Remove the foil near the end to brown the top
Let it rest before serving
Finish with fresh herbs
Serve hot