Double Chocolate Nut Brownies

Directions

1. 1
   Heat oven to 350 degrees F.
2. 2
   Line 13x9-inch pan with foil or parchment, with ends of foil extending over sides; spray with cooking spray.
3. 3
   Beat 1/2 cup butter and sugar with mixer until creamy.
4. 4
   Add eggs, one at a time, beating well after each addition.
5. 5
   Add chocolate syrup and vanilla; beat until combined.
6. 6
   Gradually add flour.
7. 7
   Stir in chocolate chips and nuts.
8. 8
   Spread onto bottom of prepared pan.
9. 9
   Bake 35 to 40 min.
10. 10
    or until a toothpick inserted in the centre comes out clean.
11. 11
    Cool completely.
12. 12
    Use foil handles to lift brownie from pan.
13. 13
    Microwave chocolate and remaining butter in microwaveable bowl as directed on package.
14. 14
    Cool 5 min.
15. 15
    Add sour cream.
16. 16
    Gradually stir in icing sugar until smooth.
17. 17
    Spread over brownies.