Remove split, discolored, and ill-formed beans.
Add water to beans.
Skim off floating beans.
Cover with water and leave to soak overnight.
Drain and rinse multiple times
Add soaked beans to a sprouting jar or sprouting tray or colander.
Cover and set in a cool, dark space.
Add water to beans every 6 to 8 hours. Allow water to drain freely.
Repeat watering for 3 to 4 days.
Remove sprouts from jar or tray or colander.
Wash sprouts in warm water.
Blanch them in hot water for 15 to 20 seconds.
Remove and add them to an ice bath to stop the cooking process.
Serve immediately or refrigerate.