Lay out your puff pastry. Place your chocolate bar in the center, cut diagonal lines along the left and right side of the chocolate bar about an inch apart.
2. Step
Remove the corner pieces. Starting from the top, fold down the flap then alternate right and left until you are close to the bottom. Fold the bottom flap up and finish alternating between right and left. Tuck any extra puff pastry underneath.
3. Step
Place the braided puff pastry on parchment paper lined baking tray. Brush with egg wash and sprinkle crushed nuts over.
4. Step
Bake at 415°F (213°C) for 25 minutes or until golden brown.
