Roasts are the most filling food as of .45. They take 120 Time to eat (not seconds, an in game measurement), and they fill the person eating it to 150%. That level of saturation allows the Towny to do a lot of work before he has to eat again.

However, Roasts require 1 Raw Chicken , 1 Raw Pork , and 1 Raw Beef to be made, and they require the utilities Butcher's Table , Kitchen Table , and Stove /Campfire to be produced, making the Roast the most costly food to produce.