Outrageous Oreo Crunch Brownies

1 cup butter
8 ounces semisweet chocolate chips
3 ounces unsweetened chocolate, chopped
3 eggs
1 1/2 tablespoons instant coffee granules
1 tablespoons vanilla
1 cup + 2 tbsp sugar
1/2 cup + 2 tbsp flour
1/2 tablespoon baking powder
1/2 teaspoon salt
2 cups chopped Oreo cookies (25 cookies)

Arrange a rack in the middle of the oven and preheat to 350°F. Butter and flour a 9"x13" baking pan.

In a heatproof medium bowl set over a saucepan of simmering water, heat butter, chocolate chips and unsweetened chocolate until melted and smooth. Allow to cool slightly.

In a large bowl, whisk eggs, coffee, vanilla and sugar. Blend chocolate mixture into egg mixture; cool to room temperature.

In a medium bowl, sift together 1/2 cup flour, baking powder and salt. Add flour mixture to chocolate mixture. In a small bowl, stir Oreos and remaining 2 tablespoons flour. Add Oreo mixture to chocolate mixture. Pour batter into baking pan and smooth top with a rubber spatula.

Bake 35 minutes or until a toothpick inserted 3 inches from center comes out clean; do not overbake. Allow to cool. Refrigerate, tightly wrapped, until cold; cut into squares.