Root Vegetable Curry

Name: Root Vegetable Curry
Ingredients: 2 tbsp olive oil; 1 medium brown onion, sliced; 1 bunch silverbeet, leaves and stems separated and roughly chopped; 2 garlic cloves, minced; 1 ½ tsp finely grated ginger; 1 tbsp ground turmeric; 1 ½ tsp ground cumin; 1 ½ ground coriander; 350 ml vegetable stock; 400 g can coconut milk; 2 tsp sea salt; 2 medium carrots, peeled, 5cm dice; 1 medium parsnip, peeled, 5cm dice; 1 medium turnip, peeled, 5cm dice; 1 medium swede, peeled, 5cm dice; Coriander, to serve; Basmati rice, to serve