Homemade Oreos

Bahan-bahan (20 porsi)

• 1 and 1/4 cups (156g) all-purpose flour (spooned & leveled)
• 1/2 cup (41g) unsweetened Dutch-process cocoa powder (see Note if using natural cocoa)
• 1 teaspoon baking soda
• 1/8 teaspoon salt
• 1/2 cup (8 Tbsp; 113g) unsalted butter, softened to room temperature
• 3/4 cup (150g) granulated sugar
• 1/4 cup (50g) packed light brown sugar
• 1 large egg, at room temperature
• 1 teaspoon pure vanilla extract
• 1/4 cup (4 Tbsp; 56g) unsalted butter, softened to room temperature
• 1/4 cup (48g) vegetable shortening, room temperature
• 1 and 3/4 cups (210g) confectioners’ sugar
• 1 teaspoon pure vanilla extract