Pig

Slaughter this Domesticated Animal inside Tiny Barn and it will instantly drop fair amounts of Raw Pork Chop and Thin Leather.

Farming interface will display a pig as

Despite being in the producers category, pigs don't actually produce anything over time. Instead, when slaughtered, they drop large pork chops that give decent amounts of meat.

Use Pig Bait to trap pigs or have them drop from chests.