Wash the mugwort thoroughly and remove excess water.
Mix salt evenly into the rice flour.
Add the prepared mugwort to the rice flour and mix.
Gradually add water and knead into a dough.
Shape the dough into small, round pieces suitable for eating.
Place cloth in a steamer, arrange dough pieces, and steam for 20 minutes.
Let the steamed mugwort rice cakes cool before serving.