1) Preheat the oven to 160 C/
2) Slice the meat lengthways into 2cm thick slabs.
3) Dust in seasoned matza meal.
4) Heat the vegetable oil and then seal the meat in batches so it is brown on both sides. Remove and transfer to an non stick deep oven ware dish.
5) Add the onions and mushrooms to the frying pan and sauté for about 5 minutes. Transfer to the ovenware dish.
6) Pour in the red wine, add the potatoes, cover and cook for 2 hours until the meat is tender.