Harissa vegetables with quinoa

Name: Harissa vegetables with quinoa
Ingredients: 1 tbsp rapeseed oil; 2 red onions (160g), chopped; 1 green pepper, deseeded and cubed; 1 small sweet potato (200g), peeled and cut into chunks; 2 large celery sticks (125g), cut into chunky slices; 10g ginger, finely chopped; 300ml vegetable stock made with 2 tsp vegan bouillon powder; 1 tbsp harissa paste; 2 tbsp tomato purée; 2 dried apricots, quartered; 10g coriander or parsley, chopped, plus a few extra leaves to serve; 250g pack cooked red and white quinoa; 4 tbsp coconut yogurt