Cut the chuck into bite-sized pieces.
Dice the tofu into cubes.
Cut the onion, carrot, and potato into pieces suitable for eating.
Heat oil in a pan and stir-fry the chuck.
When the chuck is halfway cooked, add the onion, carrot, and potato and stir-fry.
Once the vegetables are partially cooked, pour in water and bring to a boil.
Add the tofu and simmer over medium-low heat.
Add curry powder, mix well, and simmer for another 5-10 minutes.
Transfer the finished curry to a bowl to serve.