Place all ingredients in the slow cooker except noodles and cream cheese. (If you desire, you can brown the meat first, but it is not necessary.) Salt and Pepper the meat.
Cook on low for 8 hours. (Or on high for 4 hours).
Cook about 1/2 the noodles according to the package directions. Save the remaining noodles to cook and eat with the leftover meat.
Stir the cream cheese into the meat sauce just before serving.
Serve the meat and sauce on top of the noodles.
Recipe adapted from All Recipes