1/2cupsuperfine sugar(or give regular granulated sugar a quick whirl through the food processor; superfine (or bartender'sugar dissolves very quickly)
Instructions
Place all ingredients in a large bowl and whisk until sugar is dissolved. Makes a tad over 1 1/4 cups. To adjust recipe yield up or down, just use this simple formula: 2 parts lemon juice, 2 parts lime juice, 1 part orange juice, 2 parts superfine sugar.
Notes
To alter the sweet/sour ratio, just use less or more sugar, to taste.