What We're Reading: June 22, 2015

Holy guacamole: researchers are developing a leukemia-fighting drug from a chemical found in avocados. [FWF]

Navigating the complex world of sustainable seafood is now a little bit easier with Paul Greenberg’s three simple rules. [NYT]

Should you actually pay attention to sell-by dates? [LAT]

Have dessert as a nightcap with this recipe for booze-infused ice cream. [Gizmodo]

For the first time in over four decades, McDonald’s U.S. presence is shrinking. [AP]

Get into the #MeatlessMonday spirit by treating your veggies like meat. [The Kitchn]

Start working on that open fire: scientists are working to revive the once-ubiquitous American chestnut. [NPR]