You no longer have to pay for space for stakes. That space is now free, but limited, so you must be accurate with how much room you will require.
Individuals or groups planning to serve or sample unpackaged food at an event that is open to the public, like the Utah Renaissance Faire, must obtain a Temporary Food Establishment Permit. If you do not have a food permit you will need to get a temporary food permit from here: Utah County Temporary Food Permits
2020 invites and registration will be happening soon.