Can be prepared in 45 minutes or less.

Ingredients

　　3 tablespoons curry powder

　　2 tablespoons vegetable oil

　　1 medium vine-ripened tomato (about 1/2 pound), cut into 1-inch chunks

　　2 tablespoons fresh lemon juice

　　1 teaspoon sugar

　　In a small saucepan cook curry powder and oil over moderate heat until mixture begins to sizzle. Cook mixture, stirring, 1 minute, and stir in remaining ingredients. Cook sauce, stirring, until smooth, about 10 minutes.