Pickled Red Onions {Cebollas Curtidas}

A glass bowl with sliced pickled red onions , a fork, and a spoon inside of it.

Looking to add a bright zing to just about anything? These Pickled Red Onions or Cebollas Curtidas add phenomenal color and crunch, not to mention sweet vinegary bite to tacos, sandwiches, tostadas and more!



1 large red onion

1/4 cup granulated sugar

1/2 cup distilled white vinegar

1/2 cup water

1/2 teaspoon kosher salt


Prep the Onions: Thinly slice the onions on a mandolin and place in a medium, heatproof bowl. 

Make Pickling Liquid: Combine sugar, vinegar, water, and salt in a small saucepan. Bring to a boil, whisking to dissolve sugar. Let simmer 5 minutes then pour hot pickling liquid over vegetables. 

Store: Cool to room temperature, cover, and refrigerate until cold. 


Onions will keep for up to a month in the refrigerator. 

Keywords: pickled red onions