Preheat your oven to 350°F
Cook your rice according to package directions
Cut cabbage in stripes
Brown your beef and half of the onion in a skillet
Transfer meat and onions to a big bowl
Mix in the cabbage, tomato sauce, remaining onion, cooked rice, salt, pepper and garlic until well combined
Transfer mixture into a 9 inch baking dish, pour chicken stock over it
Bake for 30 minutes, take out and stir
(if there isn't enough liquid anymore, refill with 1 more cup of chicken stock)
Bake for another 30-40 minutes
Right before serving top with 1 tablespoon of shredded cheese