Magic Banana Ginger Ice Cream

This ice cream is actually the first one I ever made. I found out, during those early years of living alone, that making banana bread was not your only choice when you are rich in overripe bananas. You can also freeze them and turn them into banana ice cream. I have done an endless combination of this easy banana ice cream: Nutella and tea biscuits; peanut butter and graham crackers; plain with chocolate chips. But this cashew-ginger version elevates this ice cream from a weeknight snack to