The phrase "addition to the dozen" is not correct in standard English usage.
It seems to be an attempt to convey the idea of something being added to a group of twelve, but it lacks clarity and proper structure.
Example: "In addition to the dozen eggs I bought, I also picked up some milk."
Alternatives: "in addition to the twelve" or "besides the dozen".
The lengthy menu has almost five dozen dishes in addition to the dozen for barbecue.
In addition to the dozen beef selections, duck, chicken, sausages and fish were offered.
In addition to the dozen or so artists who have taken spaces there, other people have found the location attractive for storing everything from antiques to vintage cars.
And that is in addition to the dozen or so spots, including Frank's and Pastis, that are long established in the neighborhood.
In addition to the dozen or so farmers, who come from counties in South Jersey, the market has four bakers, a Bridgeton woman who makes jams from berries she grows, a creperie, and two registered nurses who sell herbal soaps.
In addition to the dozen or so professionals like Ms. Weiss who spend their workdays filming ads and staging stunts, there are only a handful of hobbyists who have ever actually tried it.
"This is in addition to the dozens of million-dollar cases," Mr. Mosley hastened to add.
Brotherhood officials said they had lost contact with about 250 members of their leadership, in addition to the dozens — including Mr. Morsi — known to be detained.
WHAT TO DO In addition to the dozens of nightlife options nearby on Fifth Avenue in Park Slope, there are more attractions than ever in Gowanus.
All this in addition to the dozens of the things I've put away in potted, mornayed, meunièred and gratinéed forms around the UK.
In addition to the dozens of international treaties that have been submitted to the Senate but have not been ratified is one that the United States has signed but has never even been sent to the Senate for consideration.
