According to the text in the eleventh chapter of the book, what does Mr. Mulligan do to try to make a good impression on Penny's mother and her family when he stops by to have dinner with them?

According to the text in the eleventh chapter of the book, Mr. Mulligan presents Me-me, Eleanor, and Penny each with a bouquet of flowers to try to make a good impression on the family when he stops by for dinner with them.