1red onion, vidalia onion is also really wonderful here
apple cider vinegar or red wine vinegar, enough to cover the onions, approx 1/2 cup
½teaspoonsea salt or kosher salt, optional (or more to taste)
options to add:
1tspto 1 tablespoon of granulated sugar or other sweetener
spices like peppercorns, allspice, bay leaves, etc
jalapeno rings
garlic
Instructions
Thinly slice the onion with a sharp knife or a mandolin slicer.
Add the onions to a glass jar or bowl.
Pour enough vinegar on them to cover the onions.Add the sea salt and give it a stir to combine.
Cover and let sit at room temperature for 30 minutes to 1 hour.
Enjoy right away or cover and chill. Drain onions before using.
Will keep in the fridge for up to one month.
Notes
Be sure to choose a glass or ceramic container with a lid for your quick pickled onions. Most metals will react with vinegar, and plastic containers will absorb the flavors.