I don’t know about your home but in my home there always been a kind of rhythm to tea in the house, something that doesn’t just sit in a glass but seems to sit in the background of everyday life. Sweet tea, unsweet tea, hot tea in winter usually but sometimes on a rainy day, and always a cold tea in summer—it all shows up depending on the mood of the moment and whoever happens to be standing in the kitchen. In the refrigerator, there’s usually a steady staple: a gallon of sweet tea that never really has to prove itself because it’s already part of the routine. Along with…