When late spring starts to feel like early summer, it’s indisputably rosé season. There’s nothing like the combination of full sunlight, endless green, and a chilly glass of perfectly dry, blush-colored rosé. It’s hard to imagine improving on this experience, but once upon a time, the genius idea of frosé was born. Its origin seems to trace back to NYC’s Bar Primi in the summer of 2016 when curious bartenders wondered what might happen if they poured rosé into a newly acquired slushie