Nah, he would have just eaten pastes of meat/fat/fruit like loose pemmican, I suspect. Paleo man (woman) also had no trouble making soups in animal hides too, so that would have nourished him. Your problem is that your jaw is wired shut instead of just bound close to your head. Don't forget that smoothies don't need to exclude veggies and even animal products. Butter and cod liver oil actually work pretty well in a lot of smoothies. Use whole milk yogurt and greens. Add egg yolks. The sky is the limit!