Place all ingredients in crockpot.
Cook on low for 6 hours.
Remove chicken and dice and the place back in crockpot.
Melt Earth Balance in small saucepan.
Whisk in the rice flour.
Slowly pour in the rice milk and whisk until the roux is thick.
Pour the roux into the soup in the crockpot and turn off crockpot.
Let thicken for 20 minutes and then serve.