This week on Cooking Issues, Dave Arnold and Nastassia Lopez take on listener questions of all sorts – from low-temperature cooking, to building a homemade circulator, to knife sharpening. What types of pumps are suitable for a good circulator? What is the best way to soak a liver? And what do Hot Pockets have to do with this week’s Cooking Issues? Tune in to find out! This episode was sponsored by Modernist Pantry