4Chop 1 cup of chocolate into small pieces for the brownie batter.
5Chop 1 cup of chocolate into small pieces for the brownie batter.
6Chop 1 cup of chocolate into small pieces for the brownie batter.
7In a bowl, combine brown sugar and white sugar for the cookie dough.
8In a bowl, combine brown sugar and white sugar for the cookie dough.
9In a bowl, combine brown sugar and white sugar for the cookie dough.
10Add vanilla extract to the sugar mixture for the cookie dough.
11Add vanilla extract to the sugar mixture for the cookie dough.
12Add vanilla extract to the sugar mixture for the cookie dough.
13Add 2 eggs to the sugar and vanilla mixture for the cookie dough.
14Add 2 eggs to the sugar and vanilla mixture for the cookie dough.
15Add 2 eggs to the sugar and vanilla mixture for the cookie dough.
16Whisk together the dry ingredients for the cookie dough: flour, baking soda, baking powder, cinnamon, salt, and instant espresso.
17Whisk together the dry ingredients for the cookie dough: flour, baking soda, baking powder, cinnamon, salt, and instant espresso.
18Whisk together the dry ingredients for the cookie dough: flour, baking soda, baking powder, cinnamon, salt, and instant espresso.
19Combine wet and dry ingredients for the cookie dough and mix in the chocolate chips.
20Combine wet and dry ingredients for the cookie dough and mix in the chocolate chips.
21Combine wet and dry ingredients for the cookie dough and mix in the chocolate chips.
22Melt 1/2 cup of unsalted butter for the brownie batter.
23Melt 1/2 cup of unsalted butter for the brownie batter.
24Melt 1/2 cup of unsalted butter for the brownie batter.
25Combine the melted butter with 1 cup of sugar, 2 eggs, 1/2 cup cocoa powder, 1/2 teaspoon each of salt, baking powder, and espresso powder, and 1 1/2 teaspoons of vanilla extract for the brownie batter.
26Combine the melted butter with 1 cup of sugar, 2 eggs, 1/2 cup cocoa powder, 1/2 teaspoon each of salt, baking powder, and espresso powder, and 1 1/2 teaspoons of vanilla extract for the brownie batter.
27Combine the melted butter with 1 cup of sugar, 2 eggs, 1/2 cup cocoa powder, 1/2 teaspoon each of salt, baking powder, and espresso powder, and 1 1/2 teaspoons of vanilla extract for the brownie batter.
28Add 3/4 cup flour to the brownie batter mixture.
29Add 3/4 cup flour to the brownie batter mixture.
30Add 3/4 cup flour to the brownie batter mixture.
31Add the chopped chocolate to the brownie batter.
32Add the chopped chocolate to the brownie batter.
33Add the chopped chocolate to the brownie batter.
34Scoop half of the brownie batter into the prepared pan and spread it evenly.
35Scoop half of the brownie batter into the prepared pan and spread it evenly.
36Scoop half of the brownie batter into the prepared pan and spread it evenly.
37Place a layer of Oreos over the brownie batter.
38Place a layer of Oreos over the brownie batter.
39Place a layer of Oreos over the brownie batter.
40Scoop the cookie dough over the Oreos and spread it evenly.
41Scoop the cookie dough over the Oreos and spread it evenly.
42Scoop the cookie dough over the Oreos and spread it evenly.
43Add the remaining brownie batter on top of the cookie dough.
44Add the remaining brownie batter on top of the cookie dough.
45Add the remaining brownie batter on top of the cookie dough.
46Crumble and sprinkle additional Oreos on top.
47Crumble and sprinkle additional Oreos on top.
48Crumble and sprinkle additional Oreos on top.
49Bake at 350 degrees Fahrenheit for approximately 35 minutes.
50Bake at 350 degrees Fahrenheit for approximately 35 minutes.
51Bake at 350 degrees Fahrenheit for approximately 35 minutes.
To make the brownie batter, beat eggs, cocoa, salt, baking powder, instant espresso, and vanilla. In a separate bowl, cream butter and sugar, then microwave gradually until sugar dissolves and is shiny. Combine the egg and butter mixtures well, then add flour and chocolate.
To make the cookie dough, mix together the semi-cooled brown butter with the sugars. Add egg and vanilla. Mix dry ingredients in a separate bowl and then fold the dry into the wet, then add chocolate chips.
Save a few scoops of brownie batter for the top layer.
Add last little bit of brownie batter and crushed Oreos on top of the cookie dough layer.
Bake at 350 for approximately 35 minutes using a 9x9 inch pan.
Use a 9x9 pan for baking.
Cut into squares once cooled for serving.
For the brownie layer, use King Arthur Baking's Fudge Brownies recipe as a base.
For the cookie dough layer, use brown butter chocolate chip cookie dough recipe as a base.
Layer the brownie batter, then a layer of Oreos, then the cookie dough, and finally the saved brownie batter and crushed Oreos for an optimal blend of flavors and textures.
Using an ice cream scoop helps in portioning the batter evenly.
Mixing the dry ingredients separately ensures even distribution before combining with wet ingredients.
Allowing the brown butter to semi-cool before mixing with sugars helps prevent the sugars from melting too quickly and allows for a better texture in the cookie dough.
Mixing the sugars with the melted butter until shiny indicates proper dissolution of sugar, which is crucial for the brownie batter's texture.
Crushing Oreos and adding them on top provides an extra crunch and intensified Oreo flavor.