Texas families celebrating the Fourth of July will find slightly lower food prices than last year, according to the American Farm Bureau Federation’s (AFBF) marketbasket survey.In Texas, the cost of a summer cookout for 10 people is $63.17, which is down from $63.60 last year. The national average cost is significantly higher at $71.22.The cookout favorites include cheeseburgers, chicken breasts, pork chops, homemade potato salad, strawberries and ice cream, among other products.Texas pricesThe cost of the cookout in Texas is down 43 cents from last year and 11-percent below the national average.“Although this year’s survey data for Texas showed a ...