Season both sides of cube steaks with salt, black pepper, and garlic powder.
Cut cube steaks into slices.
Brown cube steak slices over medium heat. When meat is browned, remove to a bowl and set aside.
Saute onion and bell pepper in skillet. When the onion and bell pepper are done, add in minced garlic and pepperoni slices. Saute two minutes.
Add meat back to skillet and stir in two jars of spaghetti sauce.
Reduce heat to a simmer and simmer covered for 20 minutes, stirring often.
When the 20 minutes are up, stir cube steak pizza burger meat and top with mozzarella cheese, return lid to skillet and let the cheese melt.
***** Prepare the Rolls*****
Melt butter in a microwave safe dish. Add in 1 teaspoon garlic powder and two pinches dried parsley, stir to combine.
Brush the melted butter mixture on inside of sandwich roll. Toast the bread in a non-stick skillet over medium heat.
Top toasted sandwich roll with cube steak pizza burger filling.
Serve with plenty of napkins.