Beef and Cabbage --- slow cooker

For those nights when you don't feel like cooking but you do feel like eating a home-cooked meal, prepare dinner in the morning. Leave this scrumptious cabbage and beef dish cooking all day long.
2        pound  ground beef (80% lean)
3/4    cup cooked rice
1        egg
1       onion, finely chopped
1/2   teaspoon salt & pepper
1      large head of cabbage
1       can condensed tomato soup
1      can (14.5 ounce) tomatoes
1/2   teaspoon cinnamon
salt and pepper to taste

1 .  Remove leaves from head of cabbage without breaking. Add to boiling salt water until leaves wilt. Drain and set on paper towels to cool. 
2 .  Combine meat, rice, onion, egg, salt and pepper; mix well. 
3 .  Place 1/4 cup meat mixture in center of each leaf. Fold in sides and roll ends over meat. Secure with wooden toothpicks. 
4 .  Place rolls in crockpot. Combine tomato soup, tomatoes, cinnamon, salt, and pepper in a bowl. Pour mixture over cabbage rolls. 
5 .  Cover and cook on low for  6 hours.
Heart healthy