Mix tomatoes, tomato paste and caraway seeds in a saucepan. Bring to a boil, and simmer for 10 minutes. Brown in a skillet the ground meat, garlic and onion. Shred cabbage or cut into strips with a knife . Cover with boiling water.Let stand 5 minutes , then drain. Into a 3 quart greased casserole, pour in the rice. Layer half of the cabbage , meat sauce on top of the rice. Repeat layers. Cover and bake at 350f for 15 minutes or until tender. (for not kosher top when serving with sour cream)