Can. Don't go eating your shoes if you don't have to.
From Survival Goods: "Visualize this scene. The worst has occurred. You’ve been locked in your own home. Be it by a forgetful partner or a SAW-like psycho, you’re now a prisoner within your own four walls. Furthermore, having forgotten to do the weekly shop, the cupboards of your domestic gulag are bear. Don’t worry though; we’ve compiled this helpful list to ensure you’ll survive the ordeal."