Very broad question depending on budget, taste, preference...
Cheap and good...Golden Corral...we do the one on 192 between Old Lake Wilson and Formosa Gardens...usually very busy and food is always fresh...any meal is good B-L-or Dinner
Disney Different...Boma's at Animal Kingdom Lodge dinner...lots of selections not found anywhere else.
Disney Very Good not in the Parks...Cape May Clam Bake Dinner...NOT a seafood buffet but features fresh steamed clams a mussles...lots of great salads, super clam chowder, some good meat and salmon selection including good wet ribs, and a small but good dessert selections.
Disney in the Parks...Hard to beat Magic Kingdom Crystal Palace any meal.
My short and sweet list!!! Ted