Cut the top fourth off the loaf of bread; set top aside.
Carefully hollow out bottom, leaving a 1/2 inch shell.
Cube removed bread; set aside.
In a bowl, combine the process cheese, sour cream and cream cheese.
Stir in the ham, green onions, chilies and Worcestershire sauce.
Spoon into bread shell; replace top.
Wrap tightly in heavy-duty foil and place on a baking sheet; bake at 350 degrees for 60-70 minutes or until the filling is heated through.
Meanwhile, toss reserved bread cubes with oil and butter.
Place in a 15 inch x 10 inch x 1 inch baking pan.
Bake for 10-15 minutes or until golden brown, stirring occasionally.
Unwrap loaf and remove bread top; stir filling.
Serve with vegetables and toasted bread cubes.
If you're up for the traditional version of this party favorite, see just how much fun you can have with fondue.
Prep time 15 min Cook time 1 hr Ready in 1 hr 15 min.