An Australian mum has shared her genius hack for cleaning the washing machine using just one item, and the results are equal parts incredible and truly gross. 

Posted on that cleaning hack treasure trove, a Facebook group called Mums who Clean, the hack pulls all the dirty water from your washing machine, leading to cleaner clothes.

Photo: Mums Who Clean/Facebook

The group is private, but the trick has gone viral so you're free to try it out yourself. 

The best part is there's no elbow work required. All you need is a dishwasher tablet, a washing machine with a hot cycle and the time to let your machine do its thing. 

Just pop the dishwasher tablet into the washing machine drum and set it to a hot cycle. Within minutes, the poster says, the washing machine drum fills with filthy water as the hidden dirt and grime lurking in your washing machine is pulled out. 

Photo: Mums Who Clean/Facebook

Once the dirty water has been drained, the drum will be left sparkling clean and ready for your next load of washing. 

Dishwasher tablets are truly our secret cleaning heroes. We loved this hack for cleaning your oven door with a tab, using the slightly abrasive and powerful cleaning agents to break down food grime and stains, leaving the door sparkling..

Click here to find even more cleaning hacks.