Help it consume less energy by keeping it full. It requires less energy to cool a full freezer than an empty one. Should you not have filled it, add some plastic bottles filled with water or even old newspapers – until you need the space!
cut up your veggies into small pieces to reduce the cooking time. When boiling or steaming vegetables, boil the water in the kettle first – rather than on the hob, and use only as much water as is necessary.
More green tips