Add the beetroot, garlic, ginger and chili into a blender and whiz into a puree and set aside.
Heat the oil in a pot, brown the beef in a couple of batches and then remove from the pot and set aside.
Add the onion, star anise and cinnamon, plus 1 tablespoon of water to deglaze the pot and sauté for 7 minutes.
Add the browned beef and potatoes before mixing in the garam masala, coriander, cumin, cardamom, chicken stock and pureed beetroot and the season well.
Reduce the heat to its lowest setting and simmer for 50 minutes - 1 hour until the potatoes and beef are cooked through.