In mixing bowl add soups (not diluted), onions, and chicken broth; add deboned chicken to this. In another bowl add 1/2 package of cornbread dressing and 1/2 package of herb dressing. Put dressing on bottom of casserole. Put chicken /soup mixture on top of dressing. Top with other half of cornbread and herb dressing mix. Melt margarine and pour over dressing. Bake 350° for 30 minutes.
