PURPOSE: To improve preservation quality of finely divided raw Welsh onion used as a spice for bean curd, fermented soybeans, noodles, etc., by treating the raw Welsh onion with an aqueous solution of a hypochlorite, cutting the treated Welsh onion into a chopped form and adding an organic acid and an antioxidant in a specific proportion thereto.
CONSTITUTION: A Welsh onion is treated with an aqueous solution of a hypochlorite and then cut into a chopped form and an organic acid (preferably citric or malic acid) in an amount of 0.1-0.5wt.% based on the weight of the chopped raw Welsh onion and an antioxidant (preferably vitamin C or E) in an amount of 0.02-0.05wt.% based on the weight of the chopped raw Welsh onion are added to the chopped raw Welsh onion. Thereby, the raw Welsh onion is preserved.
SUZUKI HIDEYA
BANBA YASUO
NAKAYAMA AKIRA
Next Patent: ETHYLENE PRODUCING AGENT AND METHOD FOR AFTERRIPENING VEGETABLE AND FRUIT