Traditionally served with roast lamb, mutton or hogget.
3-4tbsps of freshly chopped mint (common type),
1/4 cup of boiling water, sugar to taste (about 2 tbsps),
1/2 cup malt or white vinegar, salt to taste if needed.
Put mint into a small serving jug, add boiling water and sugar. Steep for a few minutes. Add vinegar and stir, then salt if needed. Serve.