Stuffed Bell Peppers with Ground Beef and Brown Rice

Ingredients

• 6 medium bell peppers, any color, tops cut off and seeds removed
• 1 pound lean ground beef (at least 90% lean)
• 1 cup cooked brown rice
• 1 can (14.5 ounces) fire-roasted diced tomatoes, drained
• 1 small yellow onion, finely chopped
• 2 cloves garlic, minced
• 1 tablespoon olive oil
• 1 tablespoon smoked paprika
• 1 teaspoon dried oregano
• 1/2 teaspoon kosher salt
• 1/4 teaspoon ground black pepper
• 3/4 cup shredded mozzarella cheese