At the time of writing 1,462 people have pledged over £203,000 towards the project on Kickstarter.
The campaign has gone in to overfunding and will continue to run until its original end date of 1 June.
Usher thanked his supporters on Twitter, writing: “What you’ve all done is the most special thing I’ve ever been part of. From a pop-up with no cash to a restaurant in Liverpool. I love you.”
Wreckfish will serve relaxed, bistro-style food when it launches in September.
The project has received widespread support from across the industry, with chefs including Tom Kerridge, Daniel Clifford and Michael O’Hare hosting dinners to help raise money for the project.
Usher launched Chester’s Sticky Walnut in 2011 and has since crowdfunded over £150,000 to open Hispi in Chorlton and Burnt Truffle in Heswall.
For more information on the Kickstarter project click here.