all sizzle and no steak

But his speech turned out to be all sizzle and no steak.

He is like his brother Ridley’s evil twin: all sizzle and no steak.

People tuning in to get a first glimpse of Mr. Obama may very well have seen him for what he is: a slick salesman who’s all sizzle and no steak.

"His speech turned out to be all sizzle and no steak, that's assuming there's any sizzle left after you've reheated this thing so many times," House Speaker John Boehner chimed in later.

In trying to ridicule my site for a lack of images, you actually admitted that your site is all sizzle and no steak (He said "I prefer to work onthe image side rather than the content side" or words to that effect).

Kanoute is all sizzle and no steak.