Step 1

In a stock pot, combine the first nine ingredients. Bring to a boil. Reduce heat; cover and simmer for 3 hours.

Step 2

Remove carcass and allow to cool. Remove meat and set aside 4 cups for soup (refrigerate any remaining meat for another use); discard bones. Cut meat into bite-size pieces. Strain broth, discarding vegetables and bay leaf.

Step 3

Return broth to pan; add the onion, celery, carrots and beans. Bring to a boil. Reduce heat; cover and simmer for 10 minutes or until vegetables are tender. Add corn, peas and reserved turkey. Bring to a boil; reduce heat.

Step 4

Combine biscuit mix and milk. Drop by teaspoonfuls into simmering broth. Cover and simmer for 10 minutes or until a toothpick inserted in a dumpling comes out clean (do not lift the cover while simmering).