I have not eaten there but found this information on the Dis..
Wolfgang Puck Grand Cafe
Food/Dining Type: American
Meals: Lunch, Dinner,
Location: Downtown Disney/West Side
Reservations: Not Accepted
Hours: Sunday - Wednesday 11:30am - 10:30pm; Thursday 11:30am - 11:00pm; Friday - Saturday 11:30am - 11:30pm
California Cuisine with a focus on fresh ingredients. This restaurant is lively and colorful. The bustling kitchen is in view of the dining room. In addition to the large interior seating area, outdoor seating overlooking the water is also available.
B's Lounge and Sushi Bar is found here. You don't need to be seated at the Sushi bar if you wish to order these specialties. They're offered on the extensive menu.
Annual/Seasonal Passholder 10% discount for passholder and up to 3 guests
Disney Dining Experience 20% Discount
Puck's is actually 3 restaurants in one locale. If you're interested in either the upscale "Dining Room at Wolfgang Puck Grand Cafe" or the "Wolfgang Puck Express" they can be found under separate entries