Make the Dough
In small bowl mix flour, water and salt until dough forms. When dough is cool enough to handle, knead with hands until smooth. Let rest for 2 minutes.
Make the Filling
Place tofu to large bowl and break up with fork, and add remaining ingredients until well incorporated.
Fold & Steam Dumplings
Divide dough in 12 equal portions and roll out to a thin 10 cm/4 inch disc. Place 1 heaping tbsp. in middle of each disc, moisten rim with water, fold dumplings and pinch to seal them. Pour 400 mL/1¾ cup water to base of Smart Multi Cooker, arrange 6 dumplings in simple layer in shielded colander, cover and microwave on high power for 8 minutes. Let rest before removing and repeat with remaining dumplings. Serve with soy sauce.