Prepare the kidneys, you can find instructions on how to do it online.

In a frying pan heat the olive oil over a medium to high heat and fry the garlic until they are just about turning brown. Remove the garlic and set aside.

Raise the heat to high and add the kidneys. Saute the kidneys briskly with the wine tossing them around occasionally and season with salt and pepper.

Turn of the heat and mix in the parsley and return the garlic back to the pan. Serve immediately with rice or mashed potatoes.