Spray slow cooker #1 with cooking spray.
Place both beef roasts in slow cooker.
Sprinkle spices over top of roasts.
Cover and set on High for 4 hours.
Add 4 cups of rice to slow cooker #2.
Cover with 8 cups of water.
Set on high and cook for 3 hours.
When roasts are done, shred with 2 forks.
Add butter and salt to the rice and you are ready to eat!
Serve with a green vegetable or some applesauce.