Cut potatoes, carrots, and onions into bite-sized pieces.
Slice the beef into pieces for easy eating.
Add oil to a pan and stir-fry the beef.
Add the vegetables and stir-fry together.
Pour 300ml of water and bring to a boil.
Once boiling, skim off any foam.
Add curry powder and stir well to dissolve.
Simmer over medium-low heat for 10 minutes.