It’s officially that time of year: Back-to-school season is upon us, meaning that in addition to buying school supplies, it’s time to stock up on lunchtime essentials that are both tasty and packable.

Food and beverage manufacturer Kraft Heinz said Tuesday that it no longer is serving the Lunchables meals it created for U.S. schools. The company introduced the two packaged meals — one starring ...

School lunches mirror changing policies, cultural influences and evolving expectations at home, revealing what matters to families and institutions alike. Viral food hacks, updated school guidelines ...