Place the beef kidney flat on a cutting board and use the tip of a knife to remove the meat from the inner white piece.Once all the flesh is removed, cut into ½ inch pieces.
How to Clean Beef Kidney
Place the cut beef kidney in a bowl, along with some cool water and a splash of white vinegar.
Use a spoon or your hand to move the kidney around then allow it to sit for at least 5 minutes.Rinse with cool water and drain.