Triple Espresso Brownies

In my search for DH's favorite dessert: Starbuck's Espresso brownies, I found this recipe by Paula Deen. I have not tried them, yet.

• Ready In: 1 hr 30 mins
• Yields: 36 brownies

Ingredients

• 1⁄2 cup water
• 1  egg
• 1  teaspoon vanilla
• 1⁄4 cup butter, softened
• 3  sweet dark chocolate squares
• 1⁄2 cup  semi-sweet chocolate chips
• 1⁄8 teaspoon  instant  espresso granules
• 1 (21 1/2ounce) package  pillsbury  brownie mix
• 1⁄4 cup  oil
• 2  teaspoons  instant  espresso granules

• Filling

• 1⁄2 cup brown sugar, firmly packed
• 2  teaspoons instant espresso powder
• 1  cup walnuts, coarsely chopped
•  glaze
• 1  tablespoon butter or 1  tablespoon margarine
• 1  teaspoon milk or 1  teaspoon  whipping cream

Directions

1. Heat oven to 350°F.
2. Grease bottom only of 13x9-inch pan.
3. In large bowl, combine all brownie ingredients.
4. Beat 50 strokes by hand.
5. Spread in greased pan.
6. Bake at 350°F for 30 minutes. Remove from oven.
7. Meanwhile, in small bowl combine 1/4 cup butter and brown sugar; beat until light and fluffy.
8. Add 1 egg, 2 tsp coffee granules and 1 tsp vanilla; beat until well blended.
9. In medium bowl, combine walnuts and chopped chocolate.
10. Add brown sugar mixture; blend well.
11. Spoon and carefully spread over partially baked brownies.
12. Bake an additional 17 to 20 minutes or until light brown.
13. In small saucepan over low heat, melt chocolate chips and 1 Tbsp butter, stirring constantly until smooth.
14. Remove from heat.
15. With wire whisk, stir in 1/8 tsp coffee granules and enough milk for drizzling consistency.
16. Drizzle over warm brownies.
17. Cool completely.
18. Cut into bars.