As well as seasoning her diced beef and lamb kidneys with onions and stock, Mary recommends keen cooks reach for the Worcestershire sauce to add a “tangy umami” flavour to the meaty filling.

Make the most of inexpensive cuts of beef for this steak and ... is your best bet for procuring fresh kidneys. Try and buy them whole, as opposed to ready-diced, whenever possible.

Cook for a further two minutes. Return the diced and minced beef to the pan, then stir in the sugar, chopped tomatoes, beef stock, kidney beans and black-eyed peas. Bring the mixture to the boil ...

It can be diced and used to make a delicious old-fashioned ... the rendered fat from around the beef kidney, delicious and super nutritious… If you’re time poor, or would rather not make ...