Gratin Potatoes

Ingredients

• •4 potatoes (about 200 g each)
• •6 tbsp cream
• •1 egg yolk
• •Butter
• •2 tbsp grated gruyère cheese
• •2 tbsp chopped parsley
• •2 tbsp chopped spring onion
• •Chopped walnuts
• •Salt, black pepper

Preparation

1. 1

   Wash and dry the potatoes, wrap each in aluminum foil and leave in a preheated 200°C oven for 45 minutes. Check doneness with a pointed knife. If still firm, leave them 5-10 more minutes in the oven.

2. 2

   After taking them out, cut a slice along the length of each potato. Like a lid, scoop out the insides and mash with a fork.

3. 3

   Whisk it with 30 g (2 tbsp) butter and 4 tbsp cream. Add salt and black pepper, then the spring onion and parsley.

4. 4

   After adding the chopped walnuts too, fill the potatoes with this mixture.

5. 5

   In a bowl, mix the remaining cream with the egg yolk and gruyère and distribute over the potato surfaces.

6. 6

   Lay them on a greased tray and put in a preheated 200°C oven. After 10 minutes you can take them out and serve.