Form sausage into round patties. Place patties in a large, deep skillet. Cook over medium high heat until brown. Drain and set aside.
Wash yams, prick with fork and place on baking sheet. Bake for 1 hour or until yams are soft. Set aside to cool.
Cut cooled yams into 1 to 2 inch cubes and place in 2 1/2 quart casserole dish. Add sausage, butter, brown sugar, pecans and cinnamon. Mix thoroughly, cover and bake for 30 to 40 minutes or until hot and bubbly.
