Sour sauce
Instructions:
- 1⁄2 cup sugar;
- 1 tablespoon all-purpose flour;
- 3⁄4 cup water;
- 2 tablespoons butter;
- 2 to 3 tablespoons white vinegar.
- In a saucepan, combine the sugar, flour, water, and butter. Cook over medium to high heat, stirring constantly, until mixture comes to a boil and thickens. Add vinegar to taste.