San Francisco is heavenly very strong cocktail at 1.7 standard drinks. Stirred with 45ml gin sloe mchenry and 10ml vermouth sweet with 10ml vermouth dry as well as 10ml bitters orange including 10ml bitters angostura also 100ml ice and good with afternoon tea. Just add ice to mixing glass then add ingredients to mixing glass and shake well. Strain into glass and garnish with cherry and served in a martini glass cold.