450mlwhite vinegar or you can use a mixture of white and apple cider vinegar
100gramscane sugar
200mlwater
2.5tspsalt
Flavourings:
1-2tsppeppercorns optional - for flavouring
1-2tspfennel seedsoptional - for flavouring
3garlic cloves (peeled)optional - for flavouring
2bay leavesoptional - for flavouring
Instructions
Halve your onions, from root to stem, then slice them very thinly.
Stuff in your jar along with the flavourings (if using).
Add the water, vinegar, sugar and salt to a medium pan and heat over a medium heat for around a minute, or until the sugar and salt has dissolved - feel free to taste at this point and add any extra sugar or salt to your preference.
Pour this over the onions. Cover and leave to pickle for a minimum of an hour. Enjoy! Store in the fridge for upto 2 weeks.