Barn / Slaughterhouse

This structure is good if you desire to gain additional meat. One barn can gain 3 different types of meat. Providing you with one small bag of meat each month.
Requirements-

Must be built in a village, town or capital.

Must have 3 animal pens which are atleast 5x5

Should have a storage containing food supplies for the animals.

Advantage-

Generates free meat.

Disadvantage-

Provides no trader.