Often served with grilled meats, tzatziki offers the quintessential flavors that get me craving Greek food. In fact, there are variety of similar yogurt-based dips and sauces from throughout the Mediterranean and Middle East. Serve this version as a dip, a sauce for meat skewers known as souvlaki, or dive right in with some pita. There are a few tricks to making tzatziki at home. First is to drain the liquid from the yogurt and cucumbers before mixing ingredients. This entails some waiting, but it’s well worth the time and prevents a watery sauce. Cucumbers are full of liquid, which can cause the tzatziki to separate. Another must is to…