Effervescent, inexpensive and with a moderate ABV, Portugal’s ‘green wine’ is the ideal accompaniment to garden get-togethers and alfresco diningIf there is a better wine for summer frolics than vinho verde, I don’t know it. Translating literally to “green wine”, the wines from the region known as Vinho Verde DOC in northern Portugal aren’t actually green; the verde is metaphorical. These are young wines, inexperienced wines; their hearts haven’t b