01 -
Preheat a large sauté pan over medium-high heat. Add the ground beef and break it apart with a wooden spoon. Incorporate diced onions and green peppers, cooking while stirring frequently for 8 to 10 minutes until beef is fully browned and vegetables have softened, releasing their aroma.
02 -
Carefully tilt the pan to discard any excess grease, ensuring the mixture remains ungreasy and not soggy.
03 -
Add water to the pan, then sprinkle in the brown gravy mix along with salt and pepper. Stir constantly until the gravy mix fully dissolves. Continue simmering for 3 minutes until the sauce thickens and evenly coats the ingredients.
04 -
Place halved brioche buns cut side up on a baking sheet. Toast in a preheated oven at 200°C for 4 to 5 minutes until edges are golden and tops feel slightly crisp.
05 -
Remove the pan from heat. Sprinkle shredded mozzarella and cheddar cheese over the beef mixture. Stir gently until the cheeses melt together, creating a creamy, stretchy texture.
06 -
Spoon a generous portion of the cheesy beef mixture onto each toasted brioche bun. Serve immediately while hot for optimal flavor and texture.