Bake pecans in a shallow pan at 325°, stirring occasionally, 5 to 10 minutes or until toasted; set aside.
Bake ham slices in a shallow pan at 325° for 10 minutes.
Bring syrup, sugar, and butter to a boil in a small saucepan, stirring often. Stir in pecans, and spoon over ham.
Bake 30 more minutes.
