In india it’s called as a Sirke Wale Pyaaz ,
It’s a great accompaniment for any North Indian style meal and are super easy to make at home.
10-15 small Pearl onion or any small size
Water 1/2 Cup
Vinegar or Chilli Vinegar 1 cup
Salt 2 tsp or to taste
Peel and wash onion then pat dry and cut cross mark onion or you can add whole.
Add water in a pan and beetroot ,till it soft not mushy .around 1 minute.Strain water and keep aside
Add the onions in a jar.Pour the water over the onions.Top with vinegar and salt.
Cover the jar and keep it in the refrigerator.Use the onions after 24 hours.
It can be stored for up to 10 days in refrigerator.
You can skip beetroot but i used as it gives natural pink color to onion.
The vinegar mixture can be used again to pickle the onions.
Just add more onions after the previous ones are finished.