Deuteronomy 8:10 instructs the Israelites to give thanks after eating:
When thou hast eaten and art full, then thou shalt bless the Lord thy God for the good land which he hath given thee.
Whereas traditional Christians offer prayers before eating, the Book of Mormon contains multiple examples of prayers given after eating in line with Deuteronomy, such as in:
Wouldn’t Joseph Smith have likely included prayers and blessings before food was eaten? How did he remember a scripture from Deuteronomy while dictating the Book of Mormon?