Place the chicken, soup, onion, potatoes, carrots, and apple into the slow cooker. Mix around so everything is covered by the soup mix.
Then pour in your 1/2 cup of apple juice and put the lid on.Cook on High 5 to 6 hours or low 6 to 8 hours.
About 45 minutes before serving, turn slow cooker to High (if is isn’t already) place the torn biscuit dough in the slow cooker and put the lid back on. Cook until dough is no longer raw in the center.