Best Sandwiches Ever

1 lb thinly sliced ham
1 pkg Kings Hawaiian rolls
1 pkg Swiss cheese slices
1 stick butter
1 tsp Dijon mustard
1 tsp Worcestershire sauce
1 tsp dried onions
Poppy seeds
1.    Cut bread in ½ and lay bottom half on top of greased casserole dish
2.    Melt butter, add Dijon, Worchestershire, onion –low heat
3.    Layer-bottom ½ of bread, next ham, next cheese, next 1/3 of sauce
4.    Place top of rolls on top of sauce, pour remaining sauce on top and sprinkle with poppy seeds.  Cover with foil and refrigerate overnight.
5.    Bake at 350⁰ for 15 minutes.  Remove foil.  Bake additional 5-10 minutes for cheese to melt.  Will scorch easily.