Bake at 325 for 5 minutes or until lightly browned. Stir together cheese and flour.
Whisk together eggs and whipping cream; stir in cheese mixture and diced ham. Cover and chill 8 hours, if desired. Spoon mixture evenly into prepared pastry shells.
Place on a baking sheet.
Bake at 325 for 25 minutes.
Note: You can make ahead and freeze baked tartlets. Thaw, and bake tartlets again at 325 for 10 minutes or until thoroughly heated.