• 7 bell pepper, tops cut off, seeded
• 0.8 kg ground beef, 85/15
• 205 ml onion, diced
• 3½ clove garlic, minced
• 0.6 l cooked rice, white or brown
• 0.4 l marinara sauce, plus extra for topping
• 0.4 l shredded mozzarella cheese, divided
• 1¾ tsp Italian seasoning
• ¾ tsp salt
• ½ tsp black pepper
• 1¾ tbsp olive oil

Metric measurements are approximate conversions.