I use a victorinox 10" breaking knife. Holds an edge and is a great tool for the job. https://www.amazon.com/gp/aw/d/B0019WSLHC/ref=mp_s_a_1_2?ie=UTF8&qid=1504264971&sr=8-2&pi=AC_SX236_SY340_QL65&keywords=victorinox+10+inch+knife&dpPl=1&dpID=317uwrQASeL&ref=plSrch Sent from my iPhone using Lake Ontario United