The Quick Roasting Tin: Halloumi and Red Onion Salad with Giant Couscous

Name: The Quick Roasting Tin: Halloumi and Red Onion Salad with Giant Couscous
Prep time: 10 min
Cook time: 40 min
Total time: 50 min
Cuisine: Mediterranean
Ingredients: 1 tbsp olive oil (plus more to oil the tin); 200g wholewheat giant couscous (or 300g, see notes); 400ml vegetable stock (or 600ml, see notes); 250g halloumi, cubed; 400g tin of chickpeas; 1 red onion, sliced; 1 tsp smoked paprika; 100g frozen peas (optional); 100g fresh spinach, roughly chopped; 15g fresh coriander, chopped; 1 tbsp extra virgin olive oil; juice from half a lemon (or a whole lemon); salt and pepper