Directions: Place chicken breasts in slow cooker, and sprinkle with seasonings (and liquid, if using). Cover and cook on low for 8 hours, or until the chicken shreds easily with a fork.
Dogs who eat high-fiber diets may have to go more quickly, as can those getting a lot of exercise. Generally, it takes between seven and 10 hours for a dog to digest food, but the many variables mean that only your vet can tell you how long it should be taking. References Chinaroad Lowchens of Australia: Digestive Disturbances in Dogs
The normal time for a stomach to completely empty dry dog kibble into the intestine is 1-8 hours. For liquids the stomach can empty almost immediately into the intestine. In an abnormal dog's system it can take up to twice that long to empty the stomach. I hope this helps, best wishes. Dr. Dan