Creamy Potato and Onion Gratin

1. 1

   Preheat the oven to 400.

2. 2

   Butter a 9-by-13-inch baking dish.

3. 3

   Layer one-fourth of the potatoes in the baking dish.

4. 4

   Season generously with salt and pepper and sprinkle with some of the rosemary and thyme.

5. 5

   Layer one-third of the onion over the potatoes and dot with some of the butter.

6. 6

   Continue layering the remaining potatoes and onion, seasoning them with salt, pepper, rosemary and thyme and dotting with butter; end with a layer of potatoes.

7. 7

   Combine the heavy cream and milk and pour over the potatoes.

8. 8

   Dot the top with any remaining butter.

9. 9

   Bake the gratin in the oven for about 1 hour, or until bubbling and browned on top and the potatoes are tender when pierced with a knife.

10. 10

    Let the gratin rest for 10 minutes before serving.

* Per serving · 4 servings · Values may vary.

No additional tips available.