This Post May Contain Affiliate Links. Please See Our Disclosure Policy Here. Free Starbucks Taste Test | Thursday – Saturday 1/12-1/14 Share Pin Flip Email There is a Free Starbucks Taste Test going on this Thursday through Saturday, January 12th – 14th. You can sample the 3 new flavors of Starbucks Coffee and vote for your favorite roast! Checkout roast.starbucks.com for more details.