Starbucks has offered vegan snacks in the past, but this is the first time a menu item tailored to vegans has hit menus. For now, Overnight Grains will only be available at 600 Starbucks locations in the New York metro area. We'll be keeping our fingers crossed that all the New York vegans like the new menu item, and that it will soon make its way to Starbucks locations across the country.