STEP 3/4
You can grind it for 15 seconds. It would have been better if plain yogurt or soda had been added to it, but since there were no ingredients at home, they added only what they had and ground it.
STEP 4/4
The color is so nice, right? It's as thick as raspberry, so my hands and mouth get black even if I touch or eat it. I don't think you'll be able to see the skin even if you grind it a little more, but I like the state where you can see the skin a little like the picture because it's chewy.