Starbucks just developed an ingenious way to add 15 grams of protein to almost any drink

Cold foam is one of Starbucks’s most popular add-ons. Now, it can be packed with protein, too.

Since Brian Niccol took over as Starbucks CEO last September, he’s been promising to counter slow sales by revitalizing the company’s commitment to being a “third place”—a space where customers sit and stay a while.