[Ingredients]
375ml apple cider vinegar
330g castor sugar
250ml water
1tsp black peppercorn
4 oregano sprigs
2tbsp sea salt
2kg watermelon - only rind (white part) - 1 cm cubes
[Steps]
Place vinegar, sugar, water, peppercorn, oregano and salt in a saucepan, over high heat.
Bring to boil, stirring until the sugar dissolves. Remove from heat and let cool for 30mins.
Add rind cubes into cooled pickling liquid and let pickle for 1hr.