To prepare the meatballs place all ingredients in a food processor and pulse until just combined.
Form into small balls and place on a baking tray or roasting tin. Bake for 15-20 minutes or until just cooked.
To make the sauce, heat the oil in a frying pan and fry the onions until well coloured.
Combine the ginger, garlic, and ground spices in a bowl with 2 tablespoons of water. Add this spice mix with the cinnamon to the onions and fry until fragrant then add the tomatoes and ½ cup of water. Simmer for 5 minutes then add the meatballs in a single layer. Simmer for 15-20 minutes or until sauce is thickened. Serve with Cauliflower Rice or Notatoes