Easy mackerel bowls - Good Food Middle East

Ingredients

• 200ml sake
• 60ml mirin
• 3 tbsp white miso
• 3 tbsp palm sugar
• 60ml dark soy sauce
• thumb-sized piece ginger, peeled and sliced into matchsticks
• 4 skinless mackerel fillets, bones removed, cut into thick slices
• 2 x 250g pouches mixed grains
• 80g frozen petits pois
• 1 large courgette, sliced into ribbons with a peeler
• 50g watercress
• 1 tbsp sesame seeds, to serve