Pickled Red Onions Recipe

Pickled Red Onions

I always have pickled onions in my fridge and I think you should too.

Pickled Red Onion Recipe
Pickled Red Onion Recipe

This is an easy homemade pickled onion recipe; perfect pickled red onions for tacos, or pickled onions for bbq and sandwiches. Onions contain high levels of vitamins C and B and potassium, as well as dietary antioxidants. In a sealed jar, this will keep well in the fridge for about a week.

Pickled Red Onion Recipe
Prep Time
10 mins
Cook Time
5 mins

This recipe for tangy red onions adds colourful pep to simple salads, sandwiches, wraps and more. 

Course: Appetizer
Cuisine: British
Keyword: onions, pickled onions, pickles
Servings: 14
Calories: 23 kcal
  • Red onions
  • 1 part vinegar
  • 1 part water
  • Big pinch of salt
  1. Very thinly slice the red onions from root to stem, place them in a glass jug and cover with boiling water.
  2. Let sit for one minute, then drain and place in a mason jar.
  3. In a small pot; heat the water, vinegar and salt to just under a boil and pour over the onions. Make sure the onions are fully submerged.
  4. Put on the lid and let cool to room temp; place in the fridge overnight. Add to sandwiches, salads, curries and soups.
Why not use Apple Cider Vinegar
Apple cider vinegar is a good choice for pickles

Can this be reused?

Absolutely YES! I typically reuse the brine at least once if I eat the pickled onions within a few days. Feel free to throw in more onion or mix it up with jalapeños, carrots or cucumbers.

Why do people pickle onions?

There are a few reasons to pickle onions.

  • The first is that they add a great flavour to any dish. They can be used as a garnish or as an ingredient in a recipe.
  • The second reason is that they are very easy to make. You can make them in advance and store them in the fridge for up to a week.
  • And lastly, they are healthy! Quick pickled onions are low in calories and fat and high in vitamins and minerals.






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