The pair have endured various dramas and setbacks while trying to get the idea off the ground, but their hard work pays off on Monday (May 7) as the food outlet opens its doors for the first time.
Viewers will know that the 'Carter & Hay' premises are replacing the old Cincerity shop, which shut down when Cindy Longford went bankrupt.
Here, Digital Spy presents three behind-the-scenes pictures of Kieron Richardson and PJ Brennan - who play Ste and Doug - in the new set.
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Photo gallery - Kieron Richardson and PJ Brennan in the new deli: