Boil the noodles (spaghetti) until tender, according to the instructions on the package. Rinse under cold water.
Put the noodles (spaghetti) in a large bowl, add soy sauce, chopped onion, chopped cucumber.
Send additives to your taste in a bowl (aromatic oil is required, and the rest of the additives are optional), mix. Season with salt and pepper to taste, mix well again.
Place a bowl of noodles (spaghetti) in the refrigerator for 1 hour.
Then the chilled Asian cucumber noodles are ready. This dish can be kept/marinated in the refrigerator for up to three days.