The name comes from Saarland dialect and points to the way the dish is assembled and finished. Cooked potatoes are sliced and spread “over the plate” or baking dish, then covered with a warm mixture of milk or cream and melted butter. The potatoes absorb the creamy liquid while baking, creating a soft, comforting dish with lightly browned edges.
Like many Saarland potato recipes, this dish is practical, filling, and made from everyday ingredients. It is especially useful when you have boiled potatoes left from another meal and want to turn them into something warm and satisfying.
A Saarland Potato Gratin
Saarland cooking is known for hearty potato dishes, and Iwwer die Platt Geschmelzde fits right into that tradition. The recipe uses simple ingredients, but the result is deeply comforting: tender potato slices, sweet onions, a creamy sauce, and a golden finish.
Unlike a classic French-style gratin, this version begins with boiled potatoes rather than raw potatoes. That gives the dish a softer, homier texture and shortens the baking time. The potatoes are already tender, so the oven’s job is to warm everything through, help the cream settle into the layers, and lightly brown the top.
This dish works as a side for roasted meats, sausages, cured pork, or sauerkraut, but it can also be served as a simple vegetarian main dish with a crisp green salad.
Why You’ll Love This Recipe
Iwwer die Platt Geschmelzde is warm, creamy, and uncomplicated. It is the kind of dish that tastes like farmhouse cooking: potatoes, onions, butter, milk or cream, and a little seasoning.
It is also flexible. You can make it lighter with milk, richer with cream, or somewhere in between with half-and-half. You can keep it plain and traditional, or add herbs, a small amount of cheese, or crisp bacon for extra flavor.
Because the potatoes are boiled first, this recipe is also a good way to use leftovers. Cold boiled potatoes slice cleanly and bake beautifully in the creamy sauce.
Iwwer die Platt Geschmelzde
Ingredients
For the Potato Gratin
- 2 lbs waxy or all-purpose potatoes
- 1 tbsp salt for boiling water
- 2 tbsp butter plus more for greasing the dish
- 1 medium yellow onion finely chopped or thinly sliced
- 1 cup whole milk half-and-half, or light cream
- 1/2 cup heavy cream optional for a richer dish
- 1/2 tsp salt plus more to taste
- 1/4 tsp freshly ground black pepper
- 1/4 tsp ground nutmeg
- 1 tbsp chopped parsley or chives
- 1 tbsp breadcrumbs optional
- 2 tbsp grated German-style cheese optional
Optional Add-Ins
- 4 oz bacon diced and cooked until crisp
- 1 small leek thinly sliced
- 1 tsp German mustard
- 1/2 tsp dried marjoram
- Extra butter for dotting the top
Instructions
- Boil the potatoes.Place the potatoes in a large pot and cover with cold water. Add the salt and bring to a boil. Cook until the potatoes are just tender when pierced with a knife, about 20 to 25 minutes depending on size.
- Cool and slice.Drain the potatoes and let them cool until they are easy to handle. Peel them if desired, then slice into rounds about 1/4 inch thick. Cold boiled potatoes can also be used.
- Prepare the baking dish.Preheat the oven to 375°F. Butter a medium baking dish or shallow gratin dish.
- Cook the onion.Melt 2 tablespoons butter in a skillet over medium heat. Add the onion and cook until soft and lightly golden, about 5 to 7 minutes. If using leek or bacon, add them here and cook until fragrant.
- Warm the milk or cream.In a small saucepan, warm the milk, half-and-half, or cream gently. Season with salt, pepper, nutmeg, and German mustard if using. Do not boil.
- Layer the potatoes.Arrange half of the sliced potatoes in the prepared baking dish. Scatter half of the cooked onions over the top. Add the remaining potatoes and onions in another layer.
- Add the creamy sauce.Pour the warm milk or cream mixture evenly over the potatoes. The liquid should come partway up the potato layers but does not need to fully cover them.
- Finish the top.Dot the top with a little butter. Sprinkle with breadcrumbs, cheese, or herbs if using.
- Bake until golden.Bake for 25 to 35 minutes, or until the potatoes are hot, the sauce is bubbling gently, and the top is lightly golden.
- Rest and serve.Let the dish rest for 5 to 10 minutes before serving. Sprinkle with parsley or chives and serve warm.
Notes
Tips for the Best Texture
Use waxy or all-purpose potatoes if you want neat slices that hold their shape. Starchy potatoes will create a softer, creamier gratin, but they may break apart more easily. Do not overcook the potatoes before slicing. They should be tender but still firm enough to cut cleanly. Warm the milk or cream before pouring it over the potatoes. This helps the dish bake more evenly and keeps the sauce smooth. Let the gratin rest briefly after baking. The potatoes will absorb more of the creamy sauce, and the dish will be easier to serve.Milk, Cream, or Both?
This dish can be made with milk, cream, or a combination of the two. Milk gives the gratin a lighter, more everyday feel. Cream makes it richer and more indulgent. Half-and-half is a good middle ground. For a traditional, humble version, use mostly milk with a small amount of butter. For a more festive version, add cream and a little cheese or bacon.What to Serve with Iwwer die Platt Geschmelzde
Iwwer die Platt Geschmelzde is a versatile potato side dish that pairs well with both hearty meats and lighter salads. Good pairings include:- Green salad with vinaigrette
- Cucumber salad with dill
- Sauerkraut
- Smoked sausage
- Roast pork
- Ham
- Schnitzel
- Fried eggs
- Pickles or gherkins
- Braised cabbage
