01 -
Preheat oven to 190°C. Slice off the tops of the bell peppers and remove seeds and membranes. Lightly brush peppers with olive oil.
02 -
Place peppers in boiling water for 2 minutes, then transfer to a wire rack to drain and cool.
03 -
Heat olive oil in a frying pan over medium heat. Sauté onion and mushrooms until softened, about 3 minutes. Add ground beef, breaking apart, and cook until browned. Drain excess fat.
04 -
Add cooked rice, diced tomatoes, paprika, Worcestershire sauce, half of the grated cheese, parsley, salt, and pepper to the pan. Stir to thoroughly combine.
05 -
Arrange blanched peppers upright in a baking dish. Spoon the beef and rice filling into each pepper, gently pressing to pack.
06 -
Sprinkle remaining cheese over the filled peppers.
07 -
Cover dish with foil and bake at 190°C for 30 minutes. Uncover and continue baking for another 10-15 minutes until cheese is golden and peppers are tender.
08 -
Remove from oven, allow to rest for 5 minutes before serving. Garnish with additional parsley if desired.