Kidneys in Tomato Sauce

1. 1

   Remove the outer skins of the kidneys (and the fat if they are enclosed in it).

2. 2

   Cut lambs kidneys in half and calf s kidneys into walnut-sized pieces, and cut out as much of the fatty, gristly cores as possible.

3. 3

   In a large skillet, fry the onions in oil or butter until golden.

4. 4

   Add the garlic and the kidneys, and saute, turning them over, for 34 minutes, until lightly browned all over but still pink and juicy inside.

5. 5

   Remove the kidneys from the pan.

6. 6

   Add the tomatoes, and season with salt and pepper.

7. 7

   Cook gently for about 1015 minutes.

8. 8

   Return the kidneys to the pan and heat through before serving.

* Per serving · 4 servings · Values may vary.