Simplify the following text for a Grade 7 native English-speaking person.
Original: Batter for tempura is generally made from cold water and a light wheat flour .
Simplified: Tempura , is a Japanese dish of seafood or vegetables that have been battered and deep fried . A light batter is made of cold water ( sometimes sparkling water is used to keep the batter light ) and soft wheat flour ( cake , pastry or all-purpose flour ) .