

125g butter
185g dark chocolate, chopped
1 cup castor sugar
2 tsp vanilla essence
2 eggs, lightly beaten
1 cup plain flour
1/2 cup chopped pecan nuts
Sour Cream Frosting100g dark chocolate, chopped
1/4 cup sour cream
Grease a deep 19cm square cake pan, line base with paper, grease paper.
Melt butter and chocolate in saucepan over hot water. Transfer mixture to large bowl. Stir in sugar and essence, then eggs, sifted flour and pecans. Pour mixture into prepared pan, bake in moderate oven for about 30 minutes, cool in pan. Turn brownies out, top with frosting, refrigerate until set before cutting. Store in refrigerator.
Sour cream frosting:Melt chocolate in heatproof bowl over hot water, stir in sour cream, stir constantly until mixture s smooth and glossy.