INGREDIENTS
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1 quart water
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grated zest and juice of 1 lemon
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grated zest and juice of 1 lime
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grated zest and juice of 2 oranges
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3 large (5-inch) cinnamon sticks, broken into small pieces
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2 tablespoons dried bitter orange peel
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2 teaspoons coriander seed
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1/4 teaspoon finely grated nutmeg
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1 teaspoon gum arabic (optional)
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2 pounds sugar
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1/4 cup browning sauce, such as Kitchen Bouquet
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1/2 teaspoon vanilla extract
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1/2 cup cola syrup
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1 1/2 cups seltzer
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3 1/4 cups water
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3/4 cup cola syrup
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4 quarts lukewarm (80-90°F) water
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1 batch cola syrup
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1/8 teaspoon champagne yeast (Saccharomyces bayanus)