Jetboil Flash Portable Fast Boil Stove for Camping and Backpacking with 1-Step Auto Ignition, Propane/Isobutane Burner with Cooking Cup

By using a gas stove. Or something like a JetBoil. I live in an area that has a major power outage around once a year, so I use a JetBoil and a French press to make my morning coffee when the power's out.