From "Nancy Clark's Sports Nutrition Cookbook," Nancy Clark. Leisure Press, 1990, $13.95. Put the ginger and lemon rinds in a small bowl with the honey. Pour in 1 cup boiling water (or just enough to cover). Let steep for five minutes. Strain and chill. When ready to serve, add the seltzer water. Makes 4 servings (10 ounces each). One serving contains 65 calories and 16 grams of carbohydrates.