
** FILE ** Second-grader Jonathan Cheng (center) looks at fruits and vegetables during a school lunch at Fairmeadow Elementary School in Palo Alto, Calif., on Dec. 2, 2010. (Associated Press)

** FILE ** Second-grader Jonathan Cheng (center) looks at fruits and vegetables during a school lunch at Fairmeadow Elementary School in Palo Alto, Calif., on Dec. 2, 2010. (Associated Press)

Second-grader Jonathan Cheng (center) looks over fruits and vegetables in the cafeteria at Fairmeadow Elementary School in Palo Alto, Calif. School lunch rules proposed by the U.S. Agriculture Department would limit calories allowed in school meals while increasing whole grains, fruits and vegetables. (Associated Press)