Steamed whole sea bass with lemon grass, lime and ginger

Ingredients

• 1 stalk of lemon grass
• 2 900 g / 2 lb whole sea bass, scaled and cleaned
• 2 1/2 cm piece fresh ginger, peeled and grated
• 1 tbsp sesame oil
• 2 tbsp lime juice
• 5 tbsp Kikkoman Naturally Brewed Less Salt Soy Sauce
• 2 tsp brown sugar
• 6 tinned water chestnuts, sliced
• 1 large carrot, cut into matchsticks
• 4 spring onions, shredded
• 200 g tenderstem broccoli