T2: pork back fat 15% + sunflower seed oil 5% + makgeolli lees fiber 2%; T3: pork back fat 10% + sunflower seed oil 10% + makgeolli lees fiber 2%; T4: pork back fat 5% + sunflower seed oil 15% + makgeolli lees fiber 2%; and T5: sunflower seed oil 20% + makgeolli lees fiber 2%