Steps
1. Rinse and pat dry the shrimp.
2. In a bowl, mix flour, cornstarch, baking powder, salt, and pepper.
3. Gradually whisk in cold sparkling water to make a smooth batter.
4. Heat vegetable oil in a deep pan to 350°F (175°C).
5. Dip each shrimp into the batter, allowing excess to drip off.
6. Carefully place shrimp into hot oil, frying in batches to avoid overcrowding.
7. Fry shrimp for 2-3 minutes or until golden and crispy.
8. Remove shrimp with a slotted spoon and drain on paper towels.
9. Serve hot with lemon wedges.