These Pickled Red Onions Recipe are a game changer for anyone looking to add a burst of flavor to their meals. In just 35 minutes, you can whip up these vibrant, tangy onions that complement everything from tacos to salads. Their quick preparation makes them perfect for busy weekdays or special occasions alike. The balance of sweet and sour flavors will elevate your dishes while providing a healthy topping option.

Why You’ll Love This Pickled Red Onions Recipe
This recipe makes pickling easy and enjoyable.
- Quick Preparation: You only need 5 minutes to prep these onions before they rest.
- Versatile Use: These pickled onions can enhance various dishes, from sandwiches to bowls.
- Healthy Topping: Low in calories, high in flavor; they offer a nutritious way to spice up meals.
- Long Shelf Life: Store them in the fridge for up to 4 weeks, making them perfect for meal prep.
- Simple Ingredients: Uses common pantry staples, ensuring you can make them any time.
Tools and Preparation
Having the right tools will streamline your pickling process.
Essential Tools and Equipment
- Mason jar
- Whisk
- Bowl
Importance of Each Tool
- Mason jar: Ideal for storing your pickled onions and keeping them fresh.
- Whisk: Helps dissolve sugar and salt quickly in the liquid mixture.
- Bowl: Useful for mixing the ingredients before pouring them over the onions.
Ingredients
To make these Quick Pickled Red Onions, gather the following ingredients:
For the Pickling Liquid
- 1/2 cup hot water
- 2 teaspoons sugar
- 1 teaspoon salt
- 3/4 cup white vinegar
For the Onions
- 1 medium red onion, sliced very thin
- 2 garlic cloves, sliced
For Garnish
- 2 tablespoons fresh parsley, finely chopped

How to Make Pickled Red Onions Recipe
Step 1: Pack the Jar
Pack the sliced onion into a mason jar along with the sliced garlic. Ensure it’s tightly packed so that the flavors meld well during pickling.
Step 2: Prepare the Pickling Liquid
In a bowl, whisk together the hot water, vinegar, salt, and sugar until both the salt and sugar are fully dissolved. This step is crucial for even flavor distribution.
Step 3: Combine and Rest
Pour the vinegar mixture over the packed onions in the mason jar. Make sure all onions are submerged. Cover with a lid and let it rest at room temperature for about 30 minutes.
Step 4: Enjoy or Store
After resting, enjoy your pickled red onions immediately or store them in the refrigerator. They can last up to 4 weeks if kept sealed properly.
How to Serve Pickled Red Onions Recipe
Pickled red onions are a versatile condiment that adds a zesty kick to various dishes. Their bright color and tangy flavor make them an excellent garnish for many meals.
Tacos
- Add some crunch: Top your favorite tacos with pickled red onions for added texture and flavor.
Salads
- Enhance your greens: Toss them into salads for a burst of acidity that balances the richness of dressings.
Sandwiches
- Elevate your lunch: Layer pickled onions in sandwiches or wraps for an unexpected twist.
Charcuterie Boards
- Colorful addition: Include them on a charcuterie board to provide contrast and a pop of flavor alongside meats and cheeses.
Rice Bowls
- Flavor booster: Sprinkle pickled onions over rice bowls to add brightness and complexity.
Burgers
- Perfect topping: Use them as a topping on burgers to introduce a tangy element that pairs well with savory patties.
How to Perfect Pickled Red Onions Recipe
To make the most out of your pickled red onions, follow these simple tips. They will ensure you achieve the best flavors and textures.
- Slice thinly: Ensure onion slices are very thin for quicker pickling and better absorption of flavors.
- Use hot water: Mixing your vinegar solution with hot water helps dissolve sugar and salt faster.
- Experiment with spices: Add whole spices like peppercorns or mustard seeds for extra flavor depth.
- Let them rest: Allowing the onions to sit for at least 30 minutes enhances their pickled flavor.
- Store properly: Keep them in an airtight container in the fridge for optimal freshness up to 4 weeks.
- Taste before serving: Always check the flavor before using, as resting time can affect taste intensity.

Best Side Dishes for Pickled Red Onions Recipe
Pickled red onions pair beautifully with many side dishes. Here are some perfect accompaniments that complement their flavor profile.
- Guacamole
A creamy dip that balances the tanginess of pickled onions perfectly. - Corn Salad
Fresh sweet corn mixed with lime juice creates a refreshing side that works well together. - Coleslaw
The crunch of coleslaw melds nicely with the acidity from the onions, enhancing each bite. - Grilled Vegetables
Charred veggies add smoky flavors that contrast delightfully with pickled red onions. - Quinoa Salad
A healthy base that absorbs the tanginess, making it a nutritious side option. - Potato Chips
Crispy chips offer a satisfying crunch when topped with pickled red onions for extra zing. - Stuffed Peppers
These hearty peppers filled with grains or proteins can be brightened up with a few slices of pickled onion. - Baked Beans
Sweet baked beans paired with tangy pickles create a balanced side dish perfect for barbecues.
Common Mistakes to Avoid
When making your Quick Pickled Red Onions, it’s easy to make a few common mistakes. Here’s how to avoid them for the best results.
- Bold slicing: Slicing the onions too thick can lead to uneven pickling. Ensure you slice them very thin for better flavor absorption.
- Ignoring the rest time: Skipping the resting time limits the flavor development. Allow the onions to sit for at least 30 minutes to enhance their taste.
- Using cold water: Adding cold water can prevent the sugar and salt from dissolving properly. Always use hot water for mixing.
- Storing improperly: Not using an airtight container can lead to spoilage. Store your pickled onions in a sealed jar in the refrigerator.
- Overlooking customization: Sticking strictly to the recipe might limit your creativity. Feel free to add spices or herbs to tailor the flavor profile.
Storage & Reheating Instructions
Refrigerator Storage
- Store in a glass mason jar with a tight lid.
- Keep in the refrigerator for up to 4 weeks.
Freezing Instructions
- Freezing is not recommended: Pickled red onions do not freeze well due to their texture. It’s best enjoyed fresh or stored in the fridge.
Reheating Instructions
- Oven: Not applicable for pickled onions; they are meant to be served cold.
- Microwave: Avoid microwaving as it alters texture and flavor.
- Stovetop: Not suitable; enjoy directly from the fridge.

Frequently Asked Questions
How long do pickled red onions last?
Pickled red onions can last up to 4 weeks when stored properly in the refrigerator.
Can I use other types of onions?
Yes, you can use other onion varieties, but red onions yield a sweeter and more colorful result.
What dishes pair well with pickled red onions?
Pickled red onions are versatile and complement tacos, salads, sandwiches, and burgers beautifully.
Can I adjust the sweetness of my pickled red onions?
Absolutely! You can increase or decrease sugar based on your taste preference for a sweeter or tangier profile.
Is this Pickled Red Onions Recipe healthy?
Yes! They are low in calories and packed with flavor, making them a healthy topping option for many dishes.
Final Thoughts
Quick Pickled Red Onions are not only simple to make but also incredibly versatile. They add a burst of flavor and color to any meal. Feel free to customize them with your favorite herbs or spices for a unique twist!

Pickled Red Onions Recipe
- Total Time: 35 minutes
- Yield: Approximately 8 servings 1x
Description
Add a burst of flavor to your meals with this Quick Pickled Red Onions Recipe. In just 5 minutes of prep time, you can create vibrant, tangy onions that enhance everything from tacos and salads to sandwiches and burgers. These pickled red onions are not only delicious but also healthy, offering low-calorie toppings that elevate your dishes effortlessly. With a balance of sweet and sour flavors, they’re perfect for busy weeknights or special occasions alike. Plus, they can be stored in your fridge for up to 4 weeks, making them an ideal condiment for meal prep.
Ingredients
- 1 medium red onion, thinly sliced
- 2 garlic cloves, sliced
- 1/2 cup hot water
- 3/4 cup white vinegar
- 2 teaspoons sugar
- 1 teaspoon salt
- Fresh parsley (for garnish)
Instructions
- Pack sliced onions and garlic into a mason jar.
- In a bowl, whisk together hot water, vinegar, sugar, and salt until dissolved.
- Pour the mixture over the onions in the jar, ensuring they are fully submerged.
- Seal the jar and let it sit at room temperature for about 30 minutes before enjoying.
- Prep Time: 5 minutes
- Cook Time: 30 minutes
- Category: SIDES
- Method: Pickling
- Cuisine: American
Nutrition
- Serving Size: 1 tablespoon (15g)
- Calories: 10
- Sugar: 1g
- Sodium: 150mg
- Fat: 0g
- Saturated Fat: 0g
- Unsaturated Fat: 0g
- Trans Fat: 0g
- Carbohydrates: 2g
- Fiber: 0g
- Protein: 0g
- Cholesterol: 0mg
Leave a Comment