Combine glutinous rice flour and salt in a bowl and mix well.
Add soy milk and stevia, then mix evenly.
Strain the batter through a sieve to make it smooth.
Microwave the dough twice at 2–3 minutes each time until cooked.
Knead the cooked dough with a spatula until stretchy.
Divide the dough into appropriate portions and shape into flat circles.
Place chocolate hazelnut spread in the center and wrap the dough around it.
Lightly sprinkle cocoa powder on top.