Kara and Marni Powers are twin sisters cooking, dining, and blogging their way through Boston and beyond. Five years ago, they started Twin Tastes, a fabulous food and entertaining blog. The twin sisters see the act of cooking and entertaining as a form of creative expression, an art that encourages the mixing of flavors, spices, techniques, and stories. Their interest in cooking dates back to their Greek grandmother’s open-arms approach, letting them taste her delicious creations like her …