Add <quantity>1<unit>L</unit></quantity> of vinegar and <quantity>1<unit>L</unit></quantity> of water to a pot over medium heat

Add <quantity>2½<unit>cups</unit></quantity> of sugar and <quantity>¼<unit>cup</unit></quantity> of salt

Whisk to dissolve and bring the mixture to a boil. Turn of the heat

Transfer it to a container and let it cool until warm

Peel <quantity>2</quantity> cucumbers. Trim and cut them in half lengthwise

Scrap off the seeds and cut them in half crosswise

Arrange the cucumbers in a airtight container

Add <quantity>1<unit>tbsp</unit></quantity> of mustard seeds and <quantity>1<unit>bunch</unit></quantity> of dill

Add the warm brine until all the ingredients are covered

Place on the refrigerator for at least 3d to set the flavors and texture

Remove cucumber pieces and thinly slice them to serve. The pickled cucumber is ready

Enjoy it with fish, meats, salads, or in sandwiches!