Wash the salad and drain well. For the vinaigrette, whisk vinegar with salt, pepper and sugar. Fold in a thin stream of oil. Mix in the cranberries. Mix the salad with the vinaigrette, chill
Cut the camembert into 8 cake pieces. Spread the pumpernickel on a baking tray lined with baking paper. Place one piece of camembert on each. Wash the thyme, dab dry and remove the leaves.
Sprinkle on cheese taler. Bake in a preheated oven (electric cooker: 200 °C/ convection oven: 175 °C/ gas: level 3) for 3-4 minutes until the cheese melts. Carefully place the taler with the melted cheese on 4 plates with a pallet. Arrange the salad on the plates and serve immediately