human
How to make a gratin dish?
assistant
1. Preheat the oven to 375°F (190°C).
2. Grease an oven-safe baking dish with butter.
3. Thinly slice potatoes and layer them onto the baking dish.
4. Sprinkle with salt, pepper, and Parmesan cheese.
5. Pour a mixture of cream and milk over the top.
6. Bake in the preheated oven for 45 minutes or until potatoes are tender.
7. Change oven setting to the broil setting, and place the gratin dish in the oven for an additional 5 minutes or until the top is golden brown.
8. Let cool before serving.