Tangy Asian Style Pickled Onions: A Quick and Bright Recipe

What Is Chicken Parmesan?

Tangy Asian Style Pickled Onions are thin slices of red onion soaked in a warm rice vinegar brine. The brine balances sharp vinegar with a little sugar and salt, so the onions soften slightly but keep a pleasant crunch.

This is a no cook pickled condiment, not a cooked onion dish. The onions brighten in color and turn a vivid pink. I like to keep a small jar in the fridge when I want a quick pop of flavor without much work.

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This recipe comes together with simple pantry ingredients. You only need red onions, rice vinegar, sugar, salt, and water. Sesame seeds and chili flakes are optional, but they add a nutty layer and gentle heat. This method follows the handy recipe for tangy Asian style pickled onions, with only a small amount of hands on time.

Why You’ll Love This Recipe

This recipe is fast, flexible, and forgiving. The prep work takes about 10 minutes, and the pickling time does the rest. You do not need canning experience or special equipment. A sharp knife works if you do not have a mandoline slicer.

The flavor is bright but balanced. Rice vinegar gives a mellow tang, while the sugar and salt round it out. Because the onions sit in the brine, the sharp raw bite fades into something mellow and pickle forward.

The pink color is also beautiful. I make this when guests are coming because it looks far more impressive than the effort suggests.

A serving of about one quarter cup contains 30 calories, 0 grams total fat, 300 milligrams sodium, 8 grams total carbohydrates, 0 grams dietary fiber, 6 grams sugars, and 0 grams protein.

• Quick and simple: about 10 minutes of hands on time.
• Uses everyday ingredients.
• Optional sesame seeds and chili flakes let you control texture and heat.
• Works as a topping for many meals.

Preparation and Cooking Time

The hands on time is short. Plan for 10 minutes of preparation, then at least 1 hour of pickling time in the refrigerator. Total time is about 1 hour and 10 minutes. The onions are not cooked, but the brine is warmed briefly on the stove to dissolve the sugar and salt.

If you have time, make the jar a day ahead. The flavor deepens the longer the onions sit, so an overnight rest gives you an even better result. For busy nights, I set aside a few minutes in the afternoon and let the jar chill until dinner.

Longer pickling is optional and simply deepens the flavor.

Ingredients

• 2 medium sized red onions
• 1 cup rice vinegar
• 1/4 cup sugar
• 1 tablespoon salt
• 1/2 cup water
• 1 tablespoon sesame seeds (optional)
• 1 teaspoon chili flakes (optional)

Red onions bring natural sweetness and a vibrant color. Rice vinegar is the best choice for its gentle tang, but apple cider vinegar can be used as a substitute. For the sweetener, honey or agave syrup work if you want a liquid alternative. Sea salt or kosher salt are good choices for the salt.

Use a mandoline slicer if you have one. Uniform slices pickle evenly and keep a better texture.

Step by Step Instructions

1. Slice the onions: Cut the red onions thinly. A mandoline slicer helps create uniform slices. Place the slices in a bowl and set them aside.
2. Make the brine: In a small saucepan, combine the rice vinegar, sugar, salt, and water. Heat over medium heat, stirring until the sugar and salt dissolve completely.
3. Pour the brine: Pour the warm brine over the sliced onions. Make sure the onions are fully submerged. Let the mixture cool to room temperature, which usually takes about 10 minutes.
4. Chill and serve: Transfer the onions and brine into a clean jar, seal it tightly, and refrigerate. For the best result, let them pickle for at least 1 hour before serving.

This simple sequence is easy to fit into a busy day. The warm brine begins to soften the onions while the refrigerator keeps them crisp.

How to Serve

These pickled onions are a bright finishing touch. Spoon them over fish or veggie tacos, toss them into salads, or layer them on sandwiches and burgers. They also work well on rice bowls and grain bowls.

Imagine serving these on top of grilled chicken or tacos for a bright pop of flavor. I like them with roasted vegetables too, especially when the meal needs a little acid and color. Use a fork or small tongs to pull out a portion, then reseal the jar quickly so the remaining onions stay submerged.

Additional Tips

• Slice thinly: Thick slices may not pickle evenly. Aim for thin, uniform pieces.
• Cool the brine: Let the mixture cool before refrigerating. Hot brine can make the onions turn too soft.
• Keep them submerged: Press the onions down in the jar so the brine covers them. This helps maintain crispness.
• Choose the right vinegar: Rice vinegar is recommended for the best flavor balance. Apple cider vinegar can work in a pinch, but the taste will be sharper.
• Adjust the heat: Increase or decrease the chili flakes to match your preference.

Recipe Variation

Once you know the basic brine, there are easy ways to change it. Add thin slices of ginger or a clove of garlic to the jar for a fragrant twist. Add other vegetables such as carrots, cucumbers, or radishes for extra crunch and nutrients.

If you want a richer flavor with more depth, brown sugar or coconut sugar can be used in place of regular sugar.

For a lower sugar version, reduce the sugar or use stevia or monk fruit as an alternative. These changes keep the pickled onion idea intact while letting you match the condiment to your own kitchen. Keep the core brine, red onions, and method the same for the most reliable result.

Freezing and Storage

Store the pickled onions in the refrigerator in a clean jar. Keep the onions fully submerged in the brine to help them stay crisp. They can keep for up to two weeks when stored properly.

Freezing is not necessary for this small batch, and the texture may change. It is easier to make a fresh jar when you need more. If the brine level drops, gently press the onions down again before sealing the jar.

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Tangy Asian Style Pickled Onions

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What Is Chicken Parmesan? Tangy Asian Style Pickled Onions are thin slices of red onion soaked in a warm rice vinegar brine.

• Total Time: 70 min

Ingredients

Scale 1x2x3x

2 medium-sized Red onions
1 cup Rice vinegar
1/4 cup Sugar
1 tablespoon Salt
1/2 cup Water
1 tablespoon Sesame seeds
1 teaspoon Chili flakes

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Instructions

1-Begin by slicing the red onions thinly: Begin by slicing the red onions thinly. A mandoline slicer can help achieve uniform thickness, which ensures even pickling. Place the slices in a bowl and set them aside.
2-In a small saucepan, combine the rice: In a small saucepan, combine the rice vinegar, sugar, salt, and water. Heat the mixture over medium heat, stirring until the sugar and salt dissolve completely. This step is crucial as it creates the flavorful brine that will infuse your onions.
3-Once the brine is ready, pour it: Once the brine is ready, pour it over the sliced onions in the bowl. Make sure the onions are fully submerged. Allow the mixture to cool to room temperature, which usually takes about 10 minutes.
4-Transfer the onions and brine into a: Transfer the onions and brine into a clean jar, seal it tightly, and refrigerate. For best results, let them pickle for at least one hour before serving. The flavors will deepen the longer they sit, so feel free to make them a day ahead!

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• Prep Time: 10 min
• Cook Time: 0 min
• Method: no_cook

Nutrition

• Calories: 30
• Sugar: 6g
• Sodium: 300mg
• Fat: 0g
• Carbohydrates: 8g
• Fiber: 0g
• Protein: 0g