Mix the garlic powder with the livers and season with salt. Allow to sit for 10 minutes.

Coat the livers in flour and pan fry for 2 minutes per side. Remove the livers from the pan and set aside.

Using the same pan and one tbsp of oil. Fry the garlic until just starting to brown.

Add the Bay leaves and peppercorns. Cover and simmer for 15-20 minutes.

Add the vinegar and allow the liquid to boil again. Simmer for a further 5 minutes.

Turn the heat off and transfer to a serving dish and sprinkle the spring onions over the livers.