I make my soylent in the pitcher they sent me, so when it is empty I rinse it a couple times and make up the next batch. I guess you could use a blender, but i

I make my soylent in the pitcher they sent me, so when it is empty I rinse it a couple times and make up the next batch. I guess you could use a blender, but it is unnecessary if you spend the 30 seconds they advise shaking it.