Roasted Vegetables and Couscous

WHAT YOU'LL NEED

• 1 red onion, cut into 1 cm cubes
• 1 courgette, cut into 1 cm cubes
• 1 red pepper cut into 1 cm cubes,
• 1 yellow pepper, cut into 1 cm cubes
• 100 g squash cut into 1cm cubes
• 3 tbsp olive oil
• 375 ml boiling water
• 1 Knorr Reduced Salt Vegetable Stock Cube
• 250 g couscous
• 2 tbsp lemon juice
• 15 g chopped into 2 cm pieces fresh coriander
• 15 g chopped fresh mint