A butter stain on clothing is horrible.
We know in advance that grease stains are difficult to remove from clothing.
Fortunately, there is a trick to remove a butter stain from a garment:
1. Remove excess butter with paper towel.
2. Sprinkle with Terre de Sommières.
3. Let it dry.
4. Rub.
There you go:no more butter stains on your clothes -;).
And if you don't have any more Terre de Sommières, you can find some here.