Gulai Kancah - stewed beef and liver

Gulai Kancahstewed beef and liverBahan-bahan;ingredients:400 gr beef300 gr liver750 ml water2 pieces asam gelugor (garcinia / Malabar tamarinde)2 serehe (lemongrass)3 jeruk purut / kaffir lime leaves1 kunyit leafHaluskan:bumbu:1 tsp black peppercorns15 red rawits6 shallots4 cloves garlic4 cm laos (galangal)3 cm kunyit (curcuma/turmeric)3 cm jahe (ginger)1 tsp saltCara membuat;preperation/method:Cut the meat into pieces. Pound or grind the ingredients for the bumbu into a paste. Heat in a wok the water and add the bumbu, the beef, de asam gelugor, the sereh, the jeruk purut, the kunyit leaf and let it simmer for 30 minutes. Add the liver and let it simmer slowly until the meat is tender and the liquid has nearly evaporated.