2 large sweet potatoes , thinly sliced 1 large apple , thinly sliced 1⁄2 cup butter 1⁄2 cup brown sugar 3 dashes cinnamon ( optional )
O B-QUANTITY B-PHYSICAL_QUALITY B-TASTE B-FOOD O B-PROCESS O I-PROCESS B-QUANTITY B-PHYSICAL_QUALITY B-FOOD O B-PROCESS O I-PROCESS B-QUANTITY O O B-UNIT B-FOOD B-QUANTITY O O B-UNIT B-COLOR B-FOOD B-QUANTITY B-UNIT O B-FOOD O O O O