Wash the potatoes and leave the skins on OR peel the potatoes.
Cut the potatoes into small cubes and toss them into the slow cooker.
Combine all ingredients in a large slow cooker, except the cheese, flour and half & half.
Cover and cook on high 3 hours or low 6 hours.
through cooking, add the Half n Half into the flour to make a slurry.
Stir until all lumps are gone you can add a little stock from the crock-pot.
Add the paste mixture to the slow cooker with the slow cooker on high.
Add the cheese to the slow cooker just before serving.
Stir until the cheese is melted.