01 -
Crumble the ground beef into a skillet over medium-high heat. Cook and stir until evenly browned. Drain off excess grease.
02 -
Stir in the cream of mushroom soup, diced tomatoes with juice, and uncooked rice. Cover and simmer over low heat, stirring occasionally, until rice is tender, about 15 minutes.
03 -
Preheat the oven's broiler. Transfer the cooked mixture to a casserole dish and spread evenly.
04 -
Cover the mixture with a layer of shredded mozzarella cheese. Broil until the cheese is melted and lightly golden.
05 -
Season with salt and pepper to taste before serving hot.