Ham and mushrooms cut into small cubes. 100 g of cheese is grated on the baking paper so that it is collected in the form of a circle of about 10 cm. Apart. On circles of grated cheese, sprinkle salt and colorful evenly distributed ham and mushrooms. Bake on a hot wire in the oven until the cheese is melted and browned edges. Remove and leave briefly to harden a little and while still warm, screw as roll with your hands or a wooden paddle. So the finished appetizer can be decorated according to your taste.