Rinse and dry the liver.
Mix pepper with paprika powder, sage and flour in a plate. Turn the liver slices in it.
Heat butter in a frying pan and fry the liver slices for 4 minutes on each side.
Sprinkle with salt and keep warm. Sweat the remaining flour in a frying pan, add the beef broth with wine and juice of one lemon.
Cook for 5 minutes, stirring continuously. Then season and keep warm. Fry the breakfast bacon in a frying pan until crisp, toast the toast.
Spread lettuce leaves evenly on plates, place the toast on top with 2 slices of liver on each.
Pour the sauce over it, serve garnished with breakfast bacon.