Soak mixed fruit in 1/4 litre cold water. Peel and finely dice onions. Heat oil in a pot, fry onions in it until transparent. Wash the meat, dab dry, add and fry briefly.
Deglaze with 1 1/2 to two litres of water. Bring to the boil. Add stock, bay leaves and lentils. Cover and simmer for about 1 1/2 hours. Clean and wash the vegetables. Cut carrots and potatoes into slices, a stick of leek into rings and celery into cubes.
After one hour of cooking time add potatoes and vegetables to the lentils and cook. Cut the rest of the leek into thin strips. Remove the cured pork loin and dice. Put back into the stew. Season to taste with salt, pepper, sugar and vinegar.
Dice the bacon. Fry until crispy. Fry the leek in it. Steam mixed fruit in soaking liquid for eight minutes. Dice bread. Fry in hot fat. Season with salt, pepper and chilli. Serve leek mixture, fruit, bread cubes and mixed pickles with the stew.