Bos Grunniens is very palatable robust cocktail at 2 standard drinks. Shaken with 30ml feni coconut and 30ml rum dark with 10ml curry leaf syrup as well as 30ml soda water including 100ml ice and best served with farinaceous starchy dishes. Just add half the ice to shaker then add all ingredients to shaker and vigorously shake. Pour all into glass and fill glass with ice and garnish with a few yak tears and served in a old fashioned glass cold.