Ingredients: 8 slices of puff pastry, 1 onion, 250 grams mushrooms, butter, flour, 500 ml milk, pepper, salt, 1 teaspoon mustard,

Number of persons: 4

Preheat the oven to 220 degrees. Thaw puff 8 slices. Place 4 slices of puff pastry on a baking sheet lined with parchment paper. Cut the other four into strips and create an edge along the other puff pastry. Put the baking sheet in the oven for about 20 minutes.

Melt butter in a saucepan. Bake 1 chopped onion until the onion is soft. Add 250 grams sliced ​​mushrooms. Bake until the mushrooms are tender. Add a little extra butter. When the butter has melted, add 1 tablespoon flour. Bake briefly. Gradually add about 500 ml of milk (or as much until you have the desired thickness). Season with pepper, salt and 1 teaspoon mustard. Fill the pastry cups with mushroom ragout. Enjoy!