Barbecued honey prawn, grapefruit and barley salad – Fishermen's Co-op

Ingredients

• ¾ cup pearl barley, rinsed
• 200 g green beans, trimmed, halved lengthways
• 500 g green medium king prawns, peeled, deveined, tails intact
• 1 tbsp wholegrain mustard
• 1 tbsp dijon mustard
• 1 tbsp honey
• 3 ruby red grapefruit
• 2 tbsp extra virgin olive oil
• 2 tbsp finely chopped fresh chives
• 100 g mixed salad leaves
• 1 avocado, sliced