1.Line a baking tray with non-stick baking paper. Combine cabbage, water chestnuts, radish, carrot, green onions, soy sauce and sugar in a bowl.
2.Place pastry sheets on a damp tea towel. Spoon 2 tablespoons of filling in corner of each sheet. Roll each wrapper diagonally to enclose filling, folding in sides as you go. Transfer to prepared tray and cover with a damp tea towel.
3.DIPPING SAUCE: Combine all ingredients in a small serving bowl.
4.Heat oil in a wok on medium until a piece of bread sizzles when added. Cook spring rolls in batches for 2-3 minutes each batch, until golden. Drain on paper towel. Serve hot with Dipping Sauce.
Spring roll wrappers are found in freezer section of supermarkets or Asian specialty stores. Makes 12