Wiktionary
blue-plate specials
n. (blue-plate special English)
Usage examples of "blue-plate specials".
By comparison, Depression soup kitchens had been five-star restaurants with blue-plate specials.
But here there was no square to stroll to, no Betty's, no blue-plate specials, no Vern's Midnite Tavern, no movie theater, no bowling alley.
She turned in at the faded sign that promised blue-plate specials at Ruby Bee's.