You can use white vinegar, baking soda, salt, toothpaste cleaning. Here are the specific methods of operation for reference, first of all, prepare materials: casserole, white vinegar, baking soda, salt, toothpaste, Pepsi cloth.

1, first prepare the casserole, and then pour the appropriate amount of white vinegar, white vinegar is not over the bottom of the pot.

2, white vinegar poured, put the casserole on the fire, high heat boil.

3, large fire boil, turn off the fire, pour in the appropriate amount of baking soda (if there is no baking soda, you can put cooking soda).

4, baking soda pour good, set aside, soak for 30 minutes.

5, 30 minutes later, pour the white vinegar, and then sprinkle in the right amount of salt, you can put a little more.

6, squeeze the toothpaste onto the peplum.

7, scrub the casserole clean with the baguette.

8, if the casserole is very dirty to scrub a few times, the following picture as an example, scrubbed for 2 minutes.

9, scrub clean, rinse with water, and then dry.