That’s bacon, lattice and tomato on a multi-grain chiabatta roll.
It’s a red postcard, all right. Printed by Dexter Press, which was in Pearl River NY from 1928 to 1952, when it relocated to West Nyack NY.
The Fendrich Cigar Company was headquartered in Evansville IN as early as the mid-19th century, but it became a very large company and could very well have had a factory in New Castle PA in the 20s. It was listed as having one in Columbia PA around that time. I see ads in the New Castle newspaper promoting La Fendrich cigars in 1925.
More to the point, one of the cigar brands they sold was Red Ruby.