1.Preheat oven to 180°C (160°C fan-forced). Wrap potatoes in foil. Bake directly on oven shelf for 50 minutes or until cooked when tested at centre with a skewer.
2.Meanwhile, heat oil in a frying pan over high heat. Add onion and garlic; cook and stir for 3 minutes or until soft. Reduce heat to moderate. Add seasoning, vegetarian mince, tomato paste and ½ cup water; cook, stirring to break up lumps, for 5 minutes or until sauce thickens.
3.Unwrap potatoes; discard foil. Transfer potatoes to serving plates. Cut a cross in the top of each potato, pinching sides to open. Fill potato with mince mixture. Top with cheese, then sour cream. Season. Serve sprinkled with tomato and coriander.