Ultimate Butterfinger Bliss Cake

Ingredients

• 1 ¾ cups (220 g) all-purpose flour
• 1 ½ teaspoons baking powder
• 1 teaspoon baking soda
• ½ teaspoon salt
• ¾ cup (150 g) granulated sugar
• ¾ cup (150 g) packed brown sugar
• ¾ cup (175 g) unsalted butter, at room temperature
• 3 large eggs
• 1 teaspoon vanilla extract
• 1 cup (240 ml) buttermilk
• ½ cup (45 g) unsweetened cocoa powder
• 1 cup (240 ml) heavy whipping cream
• 1 ½ cups (180 g) powdered sugar
• 2 cups (200 g) Butterfinger candy bars, crushed (about 4-5 bars)
• ½ cup (50 g) Butterfinger candy bars, crumbled for garnish