Yield: 6 to 8 servings

2 lb of baking potatoes
2 large onions
5 Tbsp of unsalted butter
freshly grated nutmeg, salt and pepper to taste

• Peel the potatoes.
• Boil and steam them until tender, drain.
• Coarsely mash with a fork, leaving a few irregular chunks.
• Preheat the broiler.
• Slice the onions.
• Melt 2 Tbsp of the butter in a large skillet, add the onions and sauté until soft and golden.
• Melt the rest of the butter in the skillet and add the potatoes, nutmeg, salt and pepper.
• Cook and toss the mixture about 3 minutes.
• Transfer to a gratin dish, smooth the surface with a spoon and dot with the remaining butter.
• Brown lightly under the broiler.