"You are probably familiar with the phrase "bring home the bacon." In the twelfth century, a church in the English town of Dunmow promised a side of bacon to any married man who could swear before the congregation and God that he had not quarreled with his wife for a year and a day."
"A husband who could bring home the bacon was held in high esteem by the community for his forebearance."
The others were just giving a ribbing.