Spam Eating
The Spam Eating is a desktop technique that allows you to eat as fast as possible without destroying your mouse.
In order to do that, click on the food that is currently selected for AutoEat. You should see a grey selection around the area where the food is shown.
After that, you can press Enter on your keyboard, it will trigger the same action as if you clicked on the food icon yourself. If you hold Enter, you will start eating as fast as the keyboard allows.
You can increase the rate of eating by additionally spamming the mouse clicks on the same area.
Be aware that the keyboard spam starts to work after a delay, so you need to start holding it a bit before you need to keep yourself at full HP.
Notable examples
There are certain cases where you can manually eat through certain fights to obtain an item or a buff before it can be gotten through idling.
If you challenge
shortly after
, you need to manually eat to survive after 
Malcs stuns you.
