River vermicelli machine steam river vermicelli practice: 6 pounds of rice and 3 pounds of refined rice soaked in clean water for 2-5 hours, add 15 pounds of water and grind it into rice syrup. (You can also wash the rice and grind it into powder first, then add water and mix it into rice paste) Take 1 catty of starch and 40 grams of gluten source, 30 grams of salt and mix it dry, then add 3 catty of 50-60 degrees of warm water to make a paste, and then mix it well with the rice paste.