Epcot: Sunshine Seasons, Tangerine Cafe, Norwegian bakery (sandwich, soup, plus any of their desserts and a large soda for a CS credit)
MK: Cosmic Rays for the rib/chicken combo
AK: nothing (Flame Tree BBQ if I had to choose one)
DS: nothing (Starring Rolls sandwich with one of their giant butterfinger cupcakes if I had to choose one)
Resorts: Pepper Market at CSR and BW Bakery
DTD: Wolfgang Puck's (best CS option on property)