01 -
Grease a 23 x 33 cm baking dish thoroughly with unsalted butter, ensuring corners are covered to prevent sticking.
02 -
Heat a deep skillet over medium heat, add the ground beef, and cook while breaking it apart. Continue until no pink remains, then drain excess fat for a leaner dish.
03 -
Add the diced onion and green bell pepper to the skillet with the beef. Cook over medium heat until onions are translucent and bell pepper is tender, about 5 to 8 minutes.
04 -
Stir in ketchup to coat the mixture evenly. Add mustard, Worcestershire sauce, and brown sugar, mixing thoroughly. Taste and season with salt and black pepper to preference.
05 -
Remove from heat and gently fold in both cans of pork and beans with their liquid, taking care not to mash the beans to maintain texture.
06 -
Pour the combined mixture into the prepared baking dish, spreading evenly. Cover tightly with aluminum foil to retain moisture during baking.
07 -
Bake in a preheated oven at 175°C for 45 minutes until the dish is bubbling and flavors have melded. Serve warm.