Unbelievable Stain Remover - cooking recipe

Ingredients

2 -3 tablespoons salt
1 lime

Preparation

Wet the stain with some of the lime juice.
Sprinkle liberally with salt.
Add enough more lime juice to make the salt into a paste.
Leave it sit for several hours or overnight.
Rub and rinse.
Is the stain gone?.
If it's not, try repeating.
You can add a bit of flour if the stain is on a vertical surface to make it stick.
Works well on rust and other stains.