Place the couscous in a large bowl. Pour over the hot vegetable stock and 1 tablespoon of the olive oil. Cover and set aside for 10 minutes.
Fluff couscous with a fork and season with pepper. When couscous is completely cold, stir in the chickpeas, cucumber, onion, capsicum, tomato, tuna, black pepper, mint and parsley.
In a separate small bowl, combine the remaining olive oil, the lemon juice and, add to the couscous and stir until well combined.
Notes
Olive oil, avocado and canola oils are great sources of monounsaturated fat (good fats).
Monounsaturated fats have been shown to lower blood cholesterol levels and decrease the risk of heart disease.
Stir through shredded BBQ chicken instead of tuna as an alternative protein source.