Prepare chicken in Dutch oven.
Shred chicken and place in crockpot on low, covered.
Prepare bone broth in Dutch oven.
Strain broth into crockpot and bring to a simmer on high.
Sauté diced carrots in cast iron skillet for about 10-15 minutes, until slightly tender. Add to crockpot along with the milk and stir.
Prepare dumplins, then add to the crockpot slowly in batches.
Dunk and stir dumplins until they are done puffing up.
Let cook for at least another 30 minutes, then enjoy!