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Quick Pickled Red Onions

Bright, tangy, and crunchy quick pickled red onions made with just 5 ingredients in 10 minutes. The perfect condiment for tacos, toasts, and salads.
Print Recipe
Prep Time 5 minutes
Total Time 35 minutes
Servings: 16 servings
Course: Condiment, Side Dish
Cuisine: American, Mexican
Calories: 15
Ingredients Equipment Method Notes

Ingredients
  

Ingredients
  • 1 large red onion sliced thin
  • 0.5 cup white vinegar or apple cider vinegar
  • 1 cup hot water
  • 1 tbsp sugar
  • 1.5 tsp salt

Equipment

  • Cutting Board
  • Chef's knife or mandoline
  • 16-oz Glass Mason Jar
  • Measuring Cups and Spoons

Method
 

  1. Peel the red onion and slice it into thin half-moons.
  2. Pack the sliced red onions tightly into a clean 16-ounce glass jar.
  3. In a liquid measuring cup, combine the hot water, vinegar, sugar, and salt.
  4. Stir the liquid vigorously until the salt and sugar are completely dissolved.
  5. Pour the hot brine over the onions in the jar, ensuring they are completely submerged. Press down gently if needed.
  6. Let the jar sit uncovered at room temperature for 30 minutes to cool and turn pink.
  7. Secure the lid and store in the refrigerator. Serve on tacos, avocado toast, or salads.

Notes

Store in an airtight jar in the refrigerator for up to 3 weeks.