mix coffee with vinegar. Why all French women do this trick

List of ingredients:

Used coffee beans
Vinegar made from apples.
Flakes of nutritional yeast
Honey is a sweet substance that you can add to your food or drinks if you like.
Directions:
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List of ingredients:

Used coffee grounds

Vinegar made from apples

Flakes of nutritional yeast

Honey is a sweet substance that you can add to your food if you like.

Directions: