Add <quantity>1<unit>kg</unit></quantity> of white sugar to pot on medium heat

Cook and stir continuously until the sugar dissolves and turns golden. Be careful not to burn it

In a glass with cold water, drop a bit of caramel. If it hardens, the caramel is ready. Transfer immediately to another container out of heat

Slice <quantity>300<unit>g</unit></quantity> of ginger. Reserve

Chop <quantity>1<unit>tbsp</unit></quantity> of tonka beans

Crush <quantity>2<unit>tbsp</unit></quantity> of green cardamom pods and <quantity>1<unit>tbsp</unit></quantity> of cloves

Remove green cardamom shells, keeping the seeds

Crush green cardamom seeds and cloves

Add <quantity>1<unit>tsp</unit></quantity> of cinnamon powder and crush

Add chopped tonka beans. Crush

Heat <quantity>300<unit>g</unit></quantity> of caramel on low. Add crushed spice mix and stir

Add peel from <quantity>1</quantity> sicilian lemon

Add peel from <quantity>1</quantity> orange

Add sliced ginger

Add <quantity>300<unit>g</unit></quantity> of water

Cover and simmer for 40m to infuse spices

Add <quantity>3</quantity> cinnamon sticks

Add <quantity>½<unit>tbsp</unit></quantity> of cloves and stir

Strain into container in an ice bath. Stir until chilled

Fill bottle. Spiced Ginger Caramel is ready

Add <quantity>30<unit>ml</unit></quantity> of bourbon to cocktail shaker

Add <quantity>20<unit>ml</unit></quantity> of smoked single malt whiskey

Add <quantity>20<unit>ml</unit></quantity> of Spiced Ginger Caramel

Add <quantity>30<unit>ml</unit></quantity> of lime juice

Add <quantity>1<unit>tsp</unit></quantity> of powdered egg whites

Fill cocktail shaker with <quantity>2<unit>cups</unit></quantity> of ice cubes

Add whiskey mix to ice cubes. Shake vigorously until thoroughly chilled

Strain cocktail. Discard ice

Shake vigorously to froth egg whites

Trim <quantity>1</quantity> clear ice to fit glass

Cut a piece of sicilian lemon peel to garnish the cocktail

Strain Ginger Whiskey Sour into the cold glass

Cut and squeeze sicilian lemon peel and rub rim of the glass

Garnish with sicilian lemon peel

Enjoy!