How do I clean a burnt pot?

Here's a link that will help:

https://www.familyhandyman.com/cleaning/how-to-clean-a-burnt-pan-with-two-ingredients/

1. Fill your scorched pot with water.
2. Cut the lemons in quarters and drop them in the water.
3. Bring the water to a boil.
4. Let the lemons boil for three to five minutes.
5. Turn off the heat. ...
6. Use your wooden spoon or spatula to scrape the burnt food residue from the bottom of the pot.
7. Wash your pot as you normally would.

hometalk has some ideas

https://www.hometalk.com/search/posts?filter=clean%20burnt%20pot

Put a drier sheet in the bottom of the pot. cover with about 1" of hot water and let it sit overnight. Burned food should scrape right off, Give pot a good wash in hot soap and water to remove the odour of the drier sheet