If you regret after eating, the most direct way is to put your finger deep into your mouth, close to your throat and force yourself to spit it out! Many stars take such timely remedial measures. If you eat for an hour, it will be too late to regret, so you can only go running.

A pack of100g biscuits needs you to run 12 laps in the 400m playground to digest. You can add it yourself with your sauce cake.