Wild Mushroom and Goat’s Cheese Flat Tarts

Name: Wild Mushroom and Goat’s Cheese Flat Tarts
Prep time: 20 min
Cook time: 10 min
Total time: 30 min
Yield: Makes 8
Ingredients: 150 g wild mushrooms, sliced; Fresh thyme, for garnishing; 30 ml olive oil; Salt crystals and freshly ground black pepper; 1 egg yolk, beaten; 100 g goat’s cheese, crumbled; 250 g Basic Rough Puff Pastry; Knob of butter