Cook the onions and meat, then add in the slow cooker with the remaining ingredients and let it cook all day on low. (iheartnaptime.net)
The only thing that could make it any better would be letting it cook all day in the crock pot, and so that's exactly what I did. (thehappyhousewife.com)
I put it on low heat and let it cook all day for 10 hours, and all the flavors come together so nicely. (headtotoechicblog.com)