How many servings does this recipe make?

This recipe makes 4 servings. You can adjust the portion size directly on this page.

What ingredients do I need for Pickled Red Onion?

You need 11 ingredients. The key ingredients include: 2 tablespoons coriander seeds, 2 tablespoons mustard seeds, 1 red onion, sliced, 1/4 cup red wine vinegar, and more.

Is Pickled Red Onion suitable as general?

Yes, Pickled Red Onion falls under the General category and is a great choice for this type of meal.

How do I store leftover Pickled Red Onion?

Store leftovers in an airtight container in the refrigerator for up to 3–4 days. Reheat gently before serving.

Pickled Red Onion Recipe

Name: Pickled Red Onion
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 2 tablespoons coriander seeds; 2 tablespoons mustard seeds; 1 red onion, sliced; 1/4 cup red wine vinegar; 1/4 cup white balsamic vinegar; 2 tablespoons sugar; 3 fresh bay leaves; 3 fresh thyme sprigs; 1 tablespoon extra-virgin olive oil; 1/4 teaspoon kosher salt; 1/4 teaspoon freshly ground pepper

Try this homemade Pickled Red Onion recipe the whole family will love. Made with coriander seeds, mustard seeds, red onion and red wine vinegar. Easy st…

This Pickled Red Onion relies on simple, everyday ingredients such as coriander seeds, mustard seeds, red onion, sliced and red wine vinegar. It comes together quickly and makes 4 servings, at about 158 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.

It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.

Updated Jun 30, 2026

Serves 4 General

Tips for the best results

Read through all the steps once before you start and measure out your ingredients first — it makes everything go more smoothly.
Taste as you go and adjust the seasoning before serving.
Avoid overcrowding the pan — cook in batches if needed for the best texture.
Let the dish rest for a few minutes before serving so the flavors settle.
Store leftovers in an airtight container in the fridge and enjoy within a few days.

Variations & substitutions

Brown sugar instead of white sugar adds a deeper, more caramel-like flavor.

No specific allergen information. Please check the ingredient list for possible allergens.

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Pickled Red Onion

Tips for the best results

Variations & substitutions

My Personal Notes

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