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Classic Pickled Onions Recipe

Emily Carter
Quick and easy classic pickled onions with tangy flavor and satisfying crunch. Perfect for sandwiches, tacos, salads, and more.
Print Recipe
Prep Time 5 minutes
Cook Time 5 minutes
Total Time 10 minutes
Servings 6 servings
Calories 20 kcal

Ingredients
  

  • 2 medium red onions thinly sliced
  • 1 cup white vinegar
  • 1/2 cup water
  • 1 tablespoon sugar
  • 1 1/2 teaspoons salt
  • 1/2 teaspoon black peppercorns
  • Optional: 1 garlic clove sliced, 1/2 teaspoon mustard seeds, or chili flakes for heat

Instructions
 

  • Slice the onions: Thinly slice the onions and set aside.
  • Prepare the brine: Heat vinegar, water, sugar, salt, and peppercorns in a saucepan over medium heat. Stir until sugar dissolves.
  • Pour the brine: Remove the mixture from heat and immediately pour it over the sliced onions in a jar.
  • Cool and store: Let the onions cool completely before sealing. Refrigerate for at least 1 hour (best after 24 hours).
  • Serve: Use them to elevate your tacos, salads, or cheese platters.

Notes

Nutritional Information (Per Serving):

  • Calories: 20
  • Total Fat: 0g
  • Saturated Fat: 0g
  • Carbohydrates: 5g
  • Fiber: 1g
  • Protein: 0g
Key Vitamins and Minerals:
  • Vitamin C: 10%
  • Folate: 5%
  • Potassium: 4%
  • Iron: 2%
  • Calcium: 3%

Additional Notes/Tips:

  • Vinegar Options: Swap white vinegar with apple cider vinegar for a sweeter twist.
  • Storage: Keeps well in the fridge for up to two weeks.
  • Flavor Variations: Add fresh thyme or coriander seeds for a unique aroma.