A moist and tender layer cake infused with rich caramelized Biscoff cookie flavor, layered with silky Biscoff buttercream and topped with crushed cookies and a drizzle of cookie spread for a truly indulgent dessert.
2 ½ cups (300g) all-purpose flour
1 ½ teaspoons baking powder
½ teaspoon baking soda
½ teaspoon salt
1 cup (226g) unsalted butter, softened
1 ¾ cups (350g) granulated sugar
4 large eggs, room temperature
1 teaspoon pure vanilla extract
1 cup (240ml) buttermilk, room temperature
½ cup (120g) Biscoff cookie spread, melted slightly
2 cups (452g) unsalted butter, softened (for frosting)
6–7 cups (720-840g) powdered sugar, sifted
½ cup (120g) Biscoff cookie spread, melted slightly (for frosting)
1 teaspoon pure vanilla extract (for frosting)
¼ teaspoon salt (for frosting)
3–5 tablespoons heavy cream or whole milk
6–8 Biscoff cookies, crushed or whole (optional decoration)
Additional melted Biscoff cookie spread for drizzling (optional)
Do not overmix the batter to keep the cake light and tender.
Bring all refrigerated ingredients to room temperature before starting.
Sift powdered sugar for smooth buttercream.
Chill the cake after the crumb coat to prevent crumbs in the final frosting layer.
Store covered at room temperature for up to 2 days or refrigerate for up to 5 days.
Freeze individual slices tightly wrapped for up to 2 months.