1. Saute onions in oil with taj & elachie.2. When lightly golden, add in masala, vinegar & spices.3. Braise till fragrant then add in mince.4. Braise well, then add in1 cup water & carrots & cook till no water remains. Remove elachie & taj. 5. Then add in flour, cream of tomato soup & tomato paste with another ½ cup water.6. Stirring continuously, cook till the mixture is thickened.7. Lay the mince in a casserole dish.8. Add butter, dash cream, salt, pepper and yolk to mash. Beat till smooth.9. Spoon & flatten some mash over mince, then pipe remainder with a star tip nozzle over. 10. Bake in preheated oven at 180 deg C for 20 minutes or until potato has turned golden.