Bluefin Seafood Bistro will serve a three-course prix-fixe menu from 4 to 5:30 p.m. for $32.50 per person. Special holiday selections such as cashew-crusted mahi-mahi, grilled Scottish salmon and grilled and carved beef tenderloin will also be available for around $20 a plate. The regular menu will be served until 10 p.m.