The average cost of preparing that Independence Day meal is relatively stable, checking in at just 11 cents more than last year. According to the American Farm Bureau, Americans will spend $52.80 to feed 10 people a meal consisting of cheeseburgers, hot dogs, pork spare ribs, baked beans, potato salad, corn chips, watermelon, and lemonade. In Missouri, that same menu will actually cost you a little less, at $50.22. Missourians will pay a little more for their hamburger. Ground round is averaging $4.58 per pound, as opposed to $4.32 nationwide.