01 -
Preheat oven to 190°C.
02 -
Melt garlic butter in a skillet over medium heat. Add sliced onions and bell peppers and cook for 4–5 minutes until softened.
03 -
Add sliced beef to the skillet, season generously with salt and black pepper, and cook until browned. Remove skillet from heat.
04 -
Cut bread loaf lengthwise. Hollow out some of the interior crumb to create a cavity for the filling.
05 -
Fill the bread cavity with the sautéed beef, peppers, and onions. Evenly top with shredded provolone cheese.
06 -
Place stuffed loaf on a baking sheet and bake for 15–20 minutes, until the cheese is melted and bubbly.
07 -
Allow the sandwich to cool slightly before slicing thickly. Garnish with freshly chopped parsley and serve warm.