In a mortar pestle, crush ginger, raw turmeric, cloves, liquorice (mulethi) and black peppercorns.
Take roughly 300 ml water in a pan, add all the crushed ingredients, carom seeds, tulsi leaves and banafsha.
Let this concoction simmer till the water reduces to 1/4th. Remove from the flame. Add jaggery and mix it it dissolves.
Cover and let it all rest for 1 or 2 hours and then sieve it.
Store this syrup in a glass bottle for maximum 2 days. You can also make it fresh everyday.
Take 10 to 15 ml of this syrup at a time followed by warm water.
You can take this syrup twice or thrice in a day depending upon the severity.