Grind the luncheon meat and combine with the bread crumbs, nuts, egg, and a blend of 2 tea spoons brown sugar, dry mustard, and paprika.
Lay the pineapple slices on the bottom of an 8-inch square baking dish.
Shape meat mixture into 4 patties the same size as the pineapple slices.
Put a patty on each slice.
Mix pineapple syrup and remaining ingredients; spoon over patties.
Bake at 350Â°F 35 to 40 minutes, basting patties with syrup several times during baking.