01 - Preheat the oven to 350°F. Unwrap the Camembert and place it back in its wooden box or transfer to a small ovenproof dish.
02 - Score the top of the cheese in a crisscross pattern using a sharp knife.
03 - Spread cranberry jam evenly over the scored surface. Scatter rosemary leaves and chopped nuts over the jam if using.
04 - Sprinkle freshly ground black pepper atop the toppings.
05 - Bake for 12 to 15 minutes until the cheese is soft and molten at the center.
06 - Remove carefully from the oven and serve immediately with sliced baguette or crackers.