Shrimp and Vegetable Tempura

Tempura batter...Mix 1 part cornstarch, 3 parts flour (rice flour), salt, sugar, and cold club soda. Make a thin batter to coat shrimp and vegetables. Dipping sauce; light soy sauce, rice vinegar, Vietnamese chili garlic paste, sesame oil, scallions, and ginger. Make the dipping sauce at least an hour advance.