Place the puff pastry on a baking tray and brush generously with mustard. Now spread cheese (sliced or grated) on the dough, place tomato slices on top and season with thyme and oregano. Now drizzle the oil on it, spread the crushed garlic and finally season with salt and pepper.
In the oven at 200 ° C for about 30 minutes while still warm, cut into small pieces!