Decadent Caramel Toffee Crunch Cake Recipe
Introduction
This Decadent Caramel Toffee Crunch Cake is a delightful treat that combines tender cake layers with crunchy toffee and a rich caramel frosting. Perfect for special occasions or anytime you crave something sweet and satisfying.

Ingredients
- 2 1/2 cups all-purpose flour
- 1 tsp baking powder
- 1/2 tsp baking soda
- 1/2 tsp salt
- 1 cup unsalted butter, softened (for cake)
- 1 1/2 cups granulated sugar (for cake)
- 4 large eggs
- 1 cup buttermilk
- 1 tsp vanilla extract (for cake)
- 1 cup crushed toffee pieces (e.g., Heath bars)
- 1/4 cup chopped pecans (optional)
- 1 1/2 cups unsalted butter, softened (for frosting)
- 4 cups powdered sugar
- 1/4 cup caramel sauce
- 1 tsp vanilla extract (for frosting)
- 2 tbsp heavy cream (for frosting)
- 1 cup granulated sugar (for caramel sauce)
- 6 tbsp unsalted butter, cubed (for caramel sauce)
- 1/2 cup heavy cream (for caramel sauce)
- 1 pinch salt (for caramel sauce)
Instructions
- Step 1: Preheat your oven to 350°F (175°C) so it’s ready to bake your cake to golden perfection.
- Step 2: In a bowl, whisk together the flour, baking powder, baking soda, and salt until well combined.
- Step 3: In another bowl, beat the softened butter and granulated sugar together until light and fluffy, about 4 minutes.
- Step 4: Incorporate the eggs one at a time, mixing well after each addition for a smooth batter.
- Step 5: Pour in the buttermilk and vanilla extract, mixing until just combined and the batter is creamy.
- Step 6: Gradually fold the flour mixture into the wet ingredients, being careful not to overmix to keep the cake tender.
- Step 7: Gently mix in the crushed toffee pieces and optional chopped pecans for added crunch.
- Step 8: Divide the batter evenly into prepared cake pans and bake for 30-35 minutes, or until a toothpick inserted comes out clean.
- Step 9: Allow the cakes to cool in the pans for 10 minutes, then transfer to wire racks to cool completely.
- Step 10: For the frosting, cream the softened butter with powdered sugar, caramel sauce, vanilla, and heavy cream until fluffy and smooth.
- Step 11: Spread the caramel frosting between the cake layers and over the top, letting it gently cascade down the sides.
Tips & Variations
- Use your favorite toffee candy bars to customize the flavor and crunch.
- Swap pecans for walnuts or omit nuts entirely for a nut-free version.
- Make the caramel sauce ahead of time to save on prep when frosting the cake.
- For extra moisture, brush cake layers with a light caramel or vanilla syrup before frosting.
Storage
Store the cake covered in the refrigerator for up to 4 days. Bring to room temperature before serving for the best flavor and texture. Leftover cake can also be frozen wrapped tightly for up to 2 months; thaw in the fridge overnight before enjoying.
How to Serve
Serve this delicious recipe with your favorite sides.
FAQs
Can I use regular milk instead of buttermilk?
Yes, you can substitute buttermilk with regular milk mixed with 1 tablespoon of lemon juice or vinegar per cup to mimic the tangy acidity.
How do I make homemade caramel sauce?
Heat granulated sugar over medium heat until it melts and turns amber, then stir in cubed butter until melted. Slowly add warm heavy cream and a pinch of salt, stirring constantly until smooth. Let it cool before using.
PrintDecadent Caramel Toffee Crunch Cake Recipe
Indulge in this Decadent Caramel Toffee Crunch Cake, a luscious layered dessert featuring a tender, moist cake studded with crunchy toffee pieces and pecans, all enveloped in a creamy caramel-infused buttercream frosting. Perfectly balanced with a hint of vanilla and a rich caramel sauce, this cake is a showstopper for any special occasion or sweet craving.
- Prep Time: 20 minutes
- Cook Time: 35 minutes
- Total Time: 1 hour 5 minutes
- Yield: 12 servings 1x
- Category: Dessert
- Method: Baking
- Cuisine: American
Ingredients
Cake
- 2 1/2 cups all-purpose flour
- 1 tsp baking powder
- 1/2 tsp baking soda
- 1/2 tsp salt
- 1 cup unsalted butter, softened
- 1 1/2 cups granulated sugar
- 4 large eggs
- 1 cup buttermilk
- 1 tsp vanilla extract
- 1 cup crushed toffee pieces (e.g., Heath bars)
- 1/4 cup chopped pecans (optional)
Frosting
- 1 1/2 cups unsalted butter, softened
- 4 cups powdered sugar
- 1/4 cup caramel sauce
- 1 tsp vanilla extract
- 2 tbsp heavy cream
Caramel Sauce
- 1 cup granulated sugar
- 6 tbsp unsalted butter, cubed
- 1/2 cup heavy cream
- 1 pinch salt
Instructions
- Preheat Oven: Preheat your oven to 350°F (175°C) to prepare for baking the cake to a perfect golden finish.
- Mix Dry Ingredients: Whisk together the all-purpose flour, baking powder, baking soda, and salt in a bowl until fully combined to ensure an even distribution of leavening agents and seasoning.
- Cream Butter and Sugar: In a separate bowl, beat the softened butter with granulated sugar until light and fluffy, approximately 4 minutes. This step incorporates air, making the cake tender.
- Add Eggs: Incorporate the eggs one at a time into the butter-sugar mixture, ensuring each is fully mixed in before adding the next to maintain a smooth batter.
- Combine Wet Ingredients: Add buttermilk and vanilla extract to the wet mixture and gently mix until combined for moisture and flavor.
- Fold in Dry Ingredients: Gradually add the flour mixture to the wet ingredients, folding carefully to avoid overmixing, which keeps the cake tender.
- Add Crunch Elements: Gently fold in crushed toffee pieces and optional chopped pecans for texture and added flavor.
- Bake the Cake: Divide batter evenly into prepared pans and bake for 30-35 minutes, or until a toothpick inserted in the center comes out clean, indicating doneness.
- Cool Cakes: Let the cakes cool in the pans for 10 minutes before transferring them to wire racks to cool completely, which prevents the frosting from melting.
- Prepare Frosting: Cream together softened butter, powdered sugar, caramel sauce, vanilla extract, and heavy cream until fluffy and smooth, creating a luscious frosting.
- Assemble Cake: Spread the caramel frosting between the cake layers, then cover the top and sides, allowing the frosting to gently cascade down the edges for an elegant finish.
Notes
- For best results, use room temperature ingredients to ensure even mixing.
- Allow the cake layers to cool completely before frosting to prevent melting.
- Chopped pecans are optional but add a delightful nutty flavor and crunch.
- Crushed toffee pieces can be substituted with your favorite toffee candy bars.
- Store the cake covered in the refrigerator for up to 3 days.
- Bring refrigerated cake to room temperature before serving for the best texture and flavor.
Keywords: Caramel cake, Toffee crunch cake, Layered cake, Buttercream frosting, Homemade dessert, Party cake, Holiday cake

