Step 1

Prepare the Brownie Layer:

Step 1

👨‍🍳 1) Preheat Oven: Preheat your oven to 350°F (175°C). Grease and line a 9x13-inch baking pan with parchment paper.

Step 2

👨‍🍳 2) Mix Cocoa and Boiling Water: In a mixing bowl, combine 1/3 cup of Dutch-processed cocoa and 1/2 cup + 2 tablespoons of boiling water. Stir until smooth.

Step 3

👨‍🍳 3) Add Unsweetened Chocolate and Butter: Add 2 oz of finely chopped unsweetened chocolate and 4 tablespoons of melted butter to the cocoa mixture. Stir until the chocolate is completely melted and the mixture is smooth.

Step 4

👨‍🍳 4) Incorporate Canola Oil: Mix in 1/2 cup + 2 tablespoons of canola oil until well combined.

Step 5

👨‍🍳 5) Add Eggs, Yolks, and Vanilla: Beat in 2 eggs, 2 egg yolks, and 2 teaspoons of vanilla extract until the batter is smooth.

Step 6

👨‍🍳 6) Combine Dry Ingredients: In a separate bowl, whisk together 2 1/2 cups of granulated sugar, 1 3/4 cups of all-purpose flour, and 3/4 teaspoon of salt.

Step 7

👨‍🍳 7) Combine Wet and Dry Ingredients: Gradually add the dry ingredients to the wet mixture, mixing until just combined. Fold in 1 cup of semi-sweet chocolate chips.

Step 8

👨‍🍳 8) Bake: Pour the brownie batter into the prepared pan and smooth the top. Bake for approximately 30-35 minutes, or until a toothpick comes out with a few moist crumbs attached. Allow it to cool completely.

Step 9

Prepare the Peanut Butter Filling:

Step 1

👨‍🍳 1) Mix Peanut Butter and Butter: In a mixing bowl, combine 2 cups of peanut butter and 2 sticks of softened unsalted butter.

Step 2

👨‍🍳 2) Add Powdered Sugar and Vanilla: Beat in 3 1/2 cups of powdered sugar and 1 teaspoon of vanilla extract until the mixture is smooth.

Step 3

👨‍🍳 3) Spread Peanut Butter Filling: Spread the peanut butter filling over the cooled brownie layer in the pan. Refrigerate while preparing the ganache.

Step 4

Prepare the Chocolate Ganache:

Step 1

👨‍🍳 1) Heat Cream: In a saucepan, heat 1 cup of heavy cream until it's almost boiling.

Step 2

👨‍🍳 2) Pour Over Chocolate: Place 8 oz of chopped semi-sweet chocolate in a bowl. Pour the hot cream over the chocolate and let it sit for a minute. Stir until smooth and glossy.

Step 3

👨‍🍳 3) Pour Over Peanut Butter Layer: Pour the chocolate ganache over the peanut butter layer and spread it evenly.

Step 4

👨‍🍳 4) Chill: Refrigerate for several hours or until set.