In Truman's day, this was tofurkey for a meatless Thanksgiving

Full view in larger size here. If by "glamorous" you mean "explosive diarrhea," then, sure. A vintage ad nightmare scanned and Flickr'd by bluwmongoose, during an era when meat was comparatively expensive, and rationed. As a photo commenter says:

Holiday", "vegetable" and "loaf" are three words that don't belong together - just like "pedophile", "kindergarten" and "nudist", or "mom", "masturbating" and "surprise."