Most recipes call for a 5- to 6-quart Dutch oven, and Lahey recommends a 6-quart as a safe bet. If you serve a crowd regularly, you might want a larger version. If you're short on storage ...
Typically, I've relied on a well-loved enameled cast iron dutch oven for these tasks, but Lancaster Cast Iron sent me its new 5-quart Dutch Oven to try out, so I was curious to see how it compared.