4 ms·surely it has an adjustable valve. They just decided that was the amount of sauce they wanted.by smachiz 7y agosurely it has an adjustable valve. They just decided that was the amount of sauce they wanted.kardos 7y agoIt would have to vary the sauce flow rate (or pizza spin rate) to get even coveragesmachiz 7y agothe (adjustable) valve would adjust the flow rate of the sauce.