If you have an electric stovetop, you can turn off the heat early and let the residual heat finish cooking for you. Photos: Christin Klose/dpa
You might think that sounds unpleasant but 60°C is the minimum temperature setting and you wouldn't want it to be lower, to prevent the growth of legionella bacteria. You can also turn off the tap while you brush your teeth and just use it to rinse off your toothbrush.Try to completely turn off electrical appliances and not just leave them in standby mode. A power strip with an extra off switch can be helpful here. Photo: Andrea Warnecke/dpaThis is a great way to kill two birds with one stone: save energy and prevent your living rooms from getting uncomfortably warm through the heat of electrical appliances.