The ingredient that immediately removes burns in pots and pans. It costs less than 1 euro

Remove as much of the burnt food and debris from the pan as possible.
Return the pan to the stove and heat until a drop of water sizzles.
Add 1 cup of water or a mixture of 1/2 cup of water and 1/2 cup of white vinegar to the hot pan and bring to a boil. Use more white vinegar if you have a large saucepan or large skillet.
While the liquid simmers, use the spatula or scraper to wipe the bottom of the pan, removing any burnt food debris.
Pour the liquid down the sink and do not dry or clean the pan.
Generously sprinkle the bottom of the utensil with baking soda and allow to cool.
Using a damp scrubbing sponge or nylon brush, scrub the bottom of the pan vigorously.
Wash and dry as usual once all stains and burnt parts have been removed.
Other tips for removing the “burnt” from a pan
There are other tips for cleaning a pot or pan that has burned, here they go: