The Buckwheat Noodles are made by pressing the buckwheat flour doughs through a special device with holes . They can be served either hot of cold. If it is served cold, flavor it with salt , vinegar , mustard , garlic sauce and hot chili .If it is served hot, warm it up in the hot soup and scoop it up and top it with cooked vegetables and sauces . Buckwheat noodles taste a little bitter but delicious and they are beneficial all the year round for its antipyretic nature .