Quick Pickled Red Onions

This recipe transforms a sharp onion into a tangy, pink condiment.

Quick pickling softens the onion’s bite and adds a bright, acidic crunch. You only need a few minutes and simple ingredients.

These onions will become your favorite topping for tacos, salads, and sandwiches.

They add a burst of flavor and a pop of color to any dish. Say goodbye to boring meals.

What Makes These Pickled Onions So Great

These pickled onions are tangy, crisp, and beautifully pink—bright little bursts of flavor that make any meal more exciting.

They add just the right balance of acidity and crunch, turning simple dishes into something special.

They look elegant, taste even better, and bring a gourmet touch to everything from tacos and sandwiches to salads and burgers.

Keep a jar in your fridge, and you’ll find yourself reaching for it again and again to give your food that extra pop of flavor and color.

Ingredient Notes

• Red Onions: Use one large or two small red onions. Their color creates the signature pink hue.

• Vinegar: Use plain white vinegar for a sharp, clean taste. Apple cider vinegar will add a slightly fruity flavor.

• Sweetener: Use granulated sugar. Honey or maple syrup are good substitutes.

• Salt: Use standard kosher salt or sea salt. Do not use iodized table salt, as it can cloud the brine.

Why You’ll Love This Recipe

• You only need one jar and a saucepan.

• The onions are ready to eat in under an hour.

• You can keep a jar in your fridge for weeks.

How To Make Quick Pickled Red Onions

Ingredients

• 1 large red onion
• 1 cup white vinegar
• 1 cup water
• 1 tablespoon granulated sugar
• 1 ½ teaspoons kosher salt

Step-by-step Instructions

1. Thinly slice the red onion.
2. Pack the onion slices into a clean 16-ounce jar.
3. Combine the vinegar, water, sugar, and salt in a small saucepan.
4. Bring the mixture to a simmer over medium heat, stirring until the sugar and salt dissolve.
5. Carefully pour the hot liquid over the onions in the jar until they are fully submerged.
6. Let the jar cool to room temperature on your counter.
7. Screw the lid on the jar and place it in the refrigerator.

Cook and Prep Times

• Preparation Time: 10 minutes
• Cooking Time: 5 minutes
• Additional Time: 30 minutes
• Total Time: 45 minutes

Nutrition Information

Servings: 8

• Calories: 15
• Fat: 0g
• Protein: 0g
• Carbohydrates: 3g

Helpful Tips

• Use a mandoline slicer for perfectly thin and even onion slices.

• Ensure the brine fully covers the onions to keep them preserved.

• The onions will become more pink and flavorful after a few hours in the fridge.

Expert Tips for Perfect Results

1. Let the hot brine cool completely on the counter before refrigerating for the crispiest texture.
2. Add a few peppercorns, a garlic clove, or a pinch of red pepper flakes to the jar for extra flavor.
3. Always use a clean spoon to remove onions from the jar to prevent spoilage.

Serving Suggestions

Add these onions to your favorite tacos and burgers. They also taste great on top of a green salad or a bowl of chili.

Storage and Reheating Tips

Store the pickled onions in their brine in a sealed jar in the refrigerator. They will keep for up to three weeks. You do not need to reheat them.

Frequently Asked Questions

How long until the onions are ready?

You can eat the onions after 30 minutes, but they taste best after a few hours in the refrigerator.

Can I use a different type of onion?

Yes, you can use white or yellow onions, but they will not turn the same vibrant pink color.

Why are my onions not very pink?

The color develops over time. Your onions will become a deeper shade of pink after several hours in the brine.

Final Thoughts

This recipe is one of the easiest ways to improve your cooking.

It requires minimal effort for a maximum flavor payoff. You will find yourself adding these onions to almost every meal.

Keep a jar in your fridge at all times.