Yield: 15 Servings
| Measure | Ingredient |
|---|---|
| 1 \N | HERSHEY'S milk chocolate bar (7 oz), broken into pieces |
| ¼ cup | Butter or margarine (1/2 stick) |
| 1⅔ cup | Boiling water |
| 2⅓ cup | All-purpose flour |
| 2 cups | Packed light brown sugar |
| 2 teaspoons | Baking soda |
| 1 teaspoon | Salt |
| 2 \N | Eggs |
| ½ cup | Dairy sour cream |
| 1 teaspoon | Vanilla extract |
Heat oven to 350'F. Grease and flour 13x9x2" baking pan. In bowl, combine chocolate bar pieces, butter and boiling water; stir until chocolate is melted and mixture is smooth. In large mixer bowl, stir together flour, brown sugar, baking soda and salt; gradually add chocolate mixture, beating until thoroughly blended. Blend in eggs, sour cream and vanilla; beat 1 minute on medium speed. Pour batter into prepared pan. Bake 35-40 minutes or until wooden pick inserted in center comes out clean. Cool completely in pan on wire rack; frost as desired. Makes 12-15 servings.