4 slices precooked ham
1 tbsp. prepared mustard
2/3 c. brown sugar
1 can sliced pineapple, drained (reserve syrup)

Heat oven to 325 degrees. Stack ham slices and cut into 1/2 inches. Place ham in deep oven proof dish. Place pineapple slices between ham slices. Mix sugar, mustard, and reserved syrup in small saucepan and bring to boil and simmer to thicken slightly. Pour over the slices, cover with foil and bake for 30 minutes.