Cut squash in half and remove seeds.
Microwave as directed in chart .
Let stand 10 minutes.
Scoop cooked squash out of shells.
Mix squash with nuts, 2 tablespoons butter, 2 tablespoons brown sugar, raisins and cinnamon.
Spoon filling into squash shells.
Arrange squash in a 12x8x2 inch glass baking dish.
Combine 1 tablespoon butter, 1 tablespoon brown sugar and corn syrup in a 1 cup glass measuring cup.
Microwave 1 minute.
Stir until well blended.
Drizzle over tops of squash.
Microwave 5 to 7 minutes or until piping hot.