For the whole 600g of product (which is the caloric equivalent of two soylent servings) you have 32g. If you want a higher protein-to-calories ratio, just boil eggs which are even cheaper. In 10-15 minutes one can boil eggs once a week for the whole week.

edit: Before complaining about cholesterol, please watch this (or read the text version linked in the description, with sources) https://www.youtube.com/watch?v=5S6-v37nOtY I recommend the rest of the channel as well.