1 cup brown sugar
1 tbsp flour
1/2 cup pineapple juice
8 pineapple slices

Mix brown sugar, flour and pineapple juice together until smooth. Add remaining juice. Pour into a sauce pan and cook until thickened.

Place pineapple rings in a 12″ x 9″ x 2″ baking pan/dish. Pour the thickened juice sauce over the pineapple slices. Dot with butter. Bake at 300° F for 20 to 25 minutes until pineapple is a delicate brown.