With highs still in the 90's where I live, iced cold brew coffee is perfect for these sweltering afternoons and muggy evenings. If you've never tried cold brew coffee, it's got a smoother, milder taste than traditionally brewed coffee and actually packs more caffeine per cup. I love this cold brew coffee concentrate because it's so cheap and easy to make, not to mention super versatile. It's a concentrate, so you simply dilute it to taste by adding  ice, water, and/or creamer to get it just the way you like it for a delicious cold coffee drink or you can dilute it and heat it up to make hot coffee with a more…