Heat oil in a pan. Sauté the onion until fragrant.
Add chicken breast, season with salt, pepper, and sugar. Stir occasionally.
Add diced carrot and potato, then add water and boil with low heat.
Melt the butter, and then add wheat flour and mix. Add tomato, English soy sauce, and De’ Maderaas Curry Powder. Cook until it turns brown and thickens.
Serve while hot with rice. Add some scallion and sesame seeds on top.