Oil egg pan, and heat using medium low heat
Break an egg in egg pan, season with salt and pepper, cook it till whites are 90% cooked but yolk is runny.
Spread one side of both slices of the wholewheat bread
Place a piece of bread, buttered side down on the pan
Build your sandwich by adding the cheese, ham, egg, cheese, and other slice of bread, buttered side up)
Grill until golden brown, pushing it down occasionally.
Flip it and grill the other side of the sandwich to get a nice crunchy crust.
Usually about 1-2 mins.
Serve immediately.