Instant Iced Coffee

• 1/4 cup instant coffee granules
• 3 cm-piece fresh ginger
• 1 x 7 cm cinnamon stick
• 5 whole cloves
• 5 cups boiling water
• 1 cup sweetened condensed milk
• crushed ice, to serve
• 1/2 cup Kahlua liqueur (optional)

Place the coffee, ginger, cinnamon stick and cloves in a large heatproof jug. Stir in the water. Set aside to cool completely. Strain the coffee mixture through a fine sieve into a clean jug. Discard the ginger, cinnamon stick and cloves. Add the condensed milk to the jug and stir to combine. Fill serving glasses with ice. Top with the coffee mixture and Kahlua, if desired. Stir to combine. Serve immediately.