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Yield: Serves 2
⅔ cup granulated sugar
⅓ cup water
4 allspice berries
1 cinnamon stick, lightly crushed
¼ cup boiling water
2 tablespoons kola nuts, chopped if whole
1 cup water
¼ cup lime zest (from about 10 limes)
1 cup sugar, "divided"
2 tablespoons fresh lime juice
½ teaspoon citric acid (or use 1 teaspoon fresh lime juice)
¼ teaspoon vanilla extract
1 and ½ cup soda water