Not exactly a food ad, but still too tacky to be forgotten

Virginia Slims (from the good people at Phillip Morris)

In the 1960s and 1970s, the themes of feminism and women's liberation, with the slogan "You've Come A Long Way, Baby" were often used in the ads, and often featured anecdotes about women in the early 20th century who were punished for being caught smoking, usually by their husbands or other men, as compared to the time of the ads when more women had equal rights, usually comparing smoking to things like the right to vote