How to make pounded yam in a blender

There's a new method to check out: 
How to make pounded yam in a blender. 
Step 2: In the medium sized pot, boil the yam with water till soft. Don't let the water used in cooking the yam dry up as you'd need this while pounding. 
Step 3: Scoop the hot yams into a motar and pound with the pestle.