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5.0 from 3 votes

Spicy Pickled Red Onions

Made with zesty black peppercorns and fiery crushed red pepper flakes, these Spicy Pickled Red Onions add the perfect tangy pop of flavor to all your meals!  They're excellent on tacos, sandwiches, burgers, chili, and more!

Prep Time
10 mins
Cook Time
10 mins
Additional Time
1 hr
Total Time
1 hr 15 mins
Servings: 16 oz. jar
Course: Condiments
Cuisine: American

Ingredients

  • 1 red onion average size
  • 1 tsp pickling salt
  • 1/2 cup water
  • 1/2 cup apple cider vinegar
  • 1 tsp. black peppercorns
  • 1 tsp. crushed red pepper flakes

Instructions

    Cup of Yum
  1. Bring water, vinegar, and pickling salt to a boil, stirring until the salt has dissolved. Set aside.
  2. Add the black peppercorns, red pepper flakes, and sliced red onions to the mason jar. Pour the pickling brine over the red onions, it should cover them. If not, push down the red onions with a fork until they're submerged.
  3. Let the pickles come to room temperature, then place lid on jar and refrigerate. Enjoy! Shake the jar before serving to stir up the flavors at the bottom.

Notes

  • See post regarding different types of vinegar, different types of onions, and how long pickled onions last - which depends on the kind of vinegar you use.
  • Never use fingers to remove pickled items from a jar, you introduce bacteria that can contaminate the pickles.
  • You can use sea salt in lieu of pickling salt, if it is fine grain sea salt. 
  • See post regarding different types of vinegar, different types of onions, and how long pickled onions last - which depends on the kind of vinegar you use.
  • Never use fingers to remove pickled items from a jar, you introduce bacteria that can contaminate the pickles.
  • You can use sea salt in lieu of pickling salt, if it is fine grain sea salt.