If you're overdoing it on holiday treats right now, check this out - you can still enjoy a guilt-free cocktail made with Zevia! No sugar, no artificial sweeteners, zero calories - it's like drinking air. Except it tastes delightful when mixed with rum. Trust me on this. I don't know what it is about Zevia, but my kids are nuts for it and I love it too! I don't keep soda in the house much (or if I do, I keep it hidden away and don't share …