In your slow cooker place the stew beef.
Sprinkle over both the gravy packet and the ranch packet.
Add in the cream of mushroom and stir to combine.
Add in the water.
Cook on low 6-8 hours or high 4-6 hours.
An hour before serving add in the noodles and stir to make sure all the noodles are wet.
Cook the last hour or until noodles are cooked.
ENJOY!