Cut onions, potatoes, carrots, and meat into bite-sized pieces.
Heat oil in a pot and sauté the onions.
Add the meat and stir-fry until the surface is cooked.
Add potatoes and carrots and stir-fry together.
Pour in water and simmer until the ingredients are cooked through.
Add curry powder and simmer over medium-low heat, stirring.
When it thickens, turn off the heat and serve with rice.