Restaurant menus across the U.S. are quietly shrinking, and the strategy behind it reveals how kitchens are adapting to costs and demand.

Restaurants use linear programming for menu planning. It uses basic algebra to optimize meal production and thereby increase restaurant profits. Linear algebra reflects a direct relationship between ...

When dining out with food allergies, it pays to be vigilant about the menu's wording. If the verbiage isn't clear, ask about ingredients before ordering.