A simple and savory topping for salads and sandwiches.
Source: Jim Weber
Ingredients
1
red onion (sliced thinly using mandolin, spiralizer or a sharp knife)Instructions
Place sliced red onion into a glass jar or bowl that has a fitted lid.Cover with red wine vinegar.Ready to use in 15 minutes! Best if used within 24 hours but will keep for a couple of weeks. The onions will lose some of their punch after a few days.