Hazırlanışı
1Rinse 2000 g pork femurs and place in a large pot with 4000 g water.
2Bring the pork femurs to a boil, then reduce heat and simmer for 4 hours, skimming impurities.
3Add 500 g pork back fat and 10 g kombu to the pot, and simmer for another 2 hours.