I can't believe I hadn't though of this earlier. Sheesh! But then again I usually find the most complicated way to do things. My husband will see me working and say, "I think it would be easier if you tried this....."
https://youtu.be/6mudS6J1l_A ======>go to 4:28 to see this method.
Watch how he turns the cutter over to cut on the left hand side.