“I drink seltzer all the time, so learning how to do it at home was much more affordable than constantly [buying bottled seltzer],” Kelly says. A brief homemade seltzer water how-to with Kelly ...

Luckily, sparkling water is easy to make at home and countertop carbonators have become pretty cheap to buy. If you've ever wondered exactly how much you can save making seltzer with a SodaStream ...