Cookies Cream Cake My Easy Oreo Dream Layer Cake

Ingredients

• 2 ¼ cups (281g) all-purpose flour
• 2 ½ teaspoons baking powder
• ½ teaspoon baking soda
• ½ teaspoon salt
• ¾ cup (1 ½ sticks / 170g) unsalted butter, softened
• 1 ¾ cups (350g) granulated sugar
• 2 large eggs
• 1 teaspoon vanilla extract
• 1 ¼ cups (296ml) buttermilk
• 6 Oreo cookies, finely crushed (about 1/2 cup)
• 1/4 cup (59ml) brewed coffee, cooled (optional)
• 1 ½ cups (3 sticks / 340g) unsalted butter, softened
• 6 cups (720g) powdered sugar, sifted
• ½ cup (118ml) heavy cream
• 2 teaspoons vanilla extract
• 1/4 teaspoon salt
• 15 Oreo cookies, finely crushed (about 1 1/4 cups)
• 6 Oreo cookies, halved or quartered (optional)
• Chocolate shavings (optional)