Penicillin (cocktail)

Penicillin
IBA official cocktail
Type	Cocktail
Base spirit	Whisky;
Served	On the rocks: poured over ice
Standard garnish	Candied ginger
Standard drinkware	Old fashioned glass
IBA specified; ingredients†	60 ml blended Scotch whisky; 7.5 ml Lagavulin 16y whisky; 22.5 ml fresh lemon juice; 22.5 ml honey syrup; 2–3 quarter-sized slices of fresh ginger;
Preparation	Muddle fresh ginger in a shaker and add the remaining ingredients, except for the Islay single malt whisky. Fill the shaker with ice and shake. Double-strain into a chilled old fashioned glass with ice. Float the single malt whisky on top.
	† Penicillin recipe at International Bartenders Association

The Penicillin is an IBA official cocktail made with Scotch whisky, ginger, honey syrup, and fresh lemon juice.