Slice bread lengthwise; spread butter on both sides.
Sprinkle heavily with Parmesan cheese.
Add garlic powder and diced oregano.
Set aside for now.
Remove stems, seeds and white inner membrane from bell pepper.
Slice in 1/4" slices.
Clean onions and chop greens only.
Pour oil in frying pan; enough to cover bottom of pan.
Fry peppers until browned, turning several times.
Reduce heat and cover.
Prepare meat with salt and pepper; place in broiler.
When peppers are tender, uncover and add onions and mushrooms.
Season to taste with the following: black pepper, cumin, McCormick seasonal seasoned salt, crushed whole chili peppers.
Saute.
Now place bread in oven until cheese is melted.
Remove from oven.
Steaks should be done by now.
Place steaks on one side of bread, and peppers, mushrooms and onions on the other side.
Pour any juice from steak over the meat.
Serve with your favorite wine.
Bon appetit