Layered Spice Cake with Caramel Mousse and Apple Topping

Prep: 45 minCook: 30 minmediumAmerican
Layered Spice Cake with Caramel Mousse and Apple Topping

A sophisticated three-layer spiced cake featuring warm cinnamon, ginger, cloves, and nutmeg, filled with silky homemade caramel mousse and topped with tender caramelized apples. The buttermilk adds moisture while the complex spice blend creates depth of flavor. Perfect for autumn celebrations or special occasions when you want to impress guests with a restaurant-quality dessert. The homemade caramel sauce serves double duty in both the mousse and apple topping, creating cohesive flavors throughout.

Ingredients

  • 2 ½ cups cake flour, sifted
    all-purpose flourratio 1:1 minus 2 TBSP per cuptags gluten

    note reduces tenderness slightly

    Full guide →
  • 1 tsp baking powder
  • 1 tsp baking soda
  • 1 tsp salt
  • 1 tsp ground cinnamon
  • ½ tsp ginger
  • ¼ tsp ground cloves
  • ¼ tsp nutmeg, freshly ground
  • ½ cup unsalted butter, at room temperature
  • ½ cup light brown sugar, firmly packed
    white sugar + molassesratio 1 cup white sugar + 1 TBSP molassestags

    note mix thoroughly

    Full guide →
  • 1 cup granulated sugar
  • 2 large eggs
  • 1 tsp vanilla extract
  • 1 ¼ cups buttermilk
    milk + lemon juiceratio 1 cup milk + 1 TBSP lemon juice per 1 1/4 cupstags dairy

    note let sit 5 minutes before using

    Full guide →
  • 3 TBSP water
  • ¾ cup water
  • 1 envelope unflavored gelatin
  • 2 ¾ cups sugar
    white sugar + molassesratio 1 cup white sugar + 1 TBSP molassestags

    note mix thoroughly

    Full guide →
  • 2 TBSP light corn syrup
  • 1 pinch salt
  • 1 ¾ cups whipping cream, room temperature
  • 2 ounces unsalted butter
  • 1 ½ cups whipping cream, chilled
  • 3 large apples, peeled, cored, and diced
  • 1 TBSP unsalted butter
  • 1 TBSP granulated sugar
  • ¼ cup caramel sauce

Instructions

  1. 1

    Sift together flour, baking powder, baking soda, salt, and all spices

  2. 2

    Cream butter in mixing bowl, add both sugars, eggs, and vanilla extract

  3. 3

    Beat at high speed for 5 minutes until light and fluffy, scraping bowl often

  4. 4

    Add dry ingredients alternating with buttermilk, mixing at lowest speed until smooth

  5. 5

    Pour batter into two greased and floured 8-inch round pans

  6. 6

    Bake at 350°F for 30 minutes until wooden pick comes out clean

  7. 7

    Cool in pans for 5 minutes, then turn out onto racks to cool completely

  8. 8

    Pour 3 tablespoons water into ramekin and sprinkle with gelatin to soften

  9. 9

    Combine sugar, corn syrup and remaining water in heavy saucepan

  10. 10

    Stir over medium-low heat until sugar dissolves, brushing sides with wet pastry brush

  11. 11

    Increase heat and boil without stirring until syrup turns deep golden brown

  12. 12

    Remove from heat and add cream and butter

  13. 13

    Return to low heat and stir until caramel bits dissolve

  14. 14

    Reserve 1 1/2 cups caramel sauce, set aside remaining sauce

  15. 15

    Place gelatin ramekin in simmering water and stir until dissolved

  16. 16

    Mix gelatin into hot caramel and cool to room temperature

  17. 17

    Beat chilled cream to medium-firm peaks

  18. 18

    Fold cooled caramel-gelatin mixture into whipped cream

  19. 19

    Chill mousse until desired consistency

  20. 20

    Sauté apples with butter and sugar over medium-low heat until soft

  21. 21

    Add caramel sauce to coat apple pieces

  22. 22

    Cut each cake round horizontally in half

  23. 23

    Layer cake rounds with caramel mousse between each layer

  24. 24

    Pour caramel sauce over assembled cake and top with caramel apples

Tips

Tip 1

Allow extra time for mousse to chill - it may take up to an hour to reach the right consistency for spreading between cake layers.

Tip 2

Keep leftover mousse to serve in individual dishes topped with caramel apples for an elegant additional dessert.

Tip 3

Cut cake layers with a long serrated knife in a sawing motion to ensure even, clean cuts without compressing the cake.

Good to Know

Storage

Cover and refrigerate assembled cake up to 2 days. Caramel apples best served day of preparation.

Make Ahead

Cake layers can be baked 1 day ahead and wrapped. Caramel sauce can be made 3 days ahead and rewarmed.

Serve With

Serve chilled or at room temperature. Cut with sharp knife, wiping clean between slices.

Common Mistakes

Watch

Don't overbeat whipped cream when folding in caramel to avoid breaking the mousse texture

Watch

Let caramel cool to room temperature before adding to cream to prevent melting

Watch

Brush caramel pan sides with wet brush to prevent crystallization

Substitutions

Dairy-Free Swaps

buttermilk
milk + lemon juiceratio 1 cup milk + 1 TBSP lemon juice per 1 1/4 cupstags dairy

note let sit 5 minutes before using

Full guide →

Gluten-Free Swaps

cake flour
all-purpose flourratio 1:1 minus 2 TBSP per cuptags gluten

note reduces tenderness slightly

Full guide →

General Alternatives

light brown sugar
white sugar + molassesratio 1 cup white sugar + 1 TBSP molassestags

note mix thoroughly

Full guide →
Find more substitutions →

FAQ

Can I make this cake without cutting the layers?

Yes, you can make a simple two-layer cake using just the whole rounds with mousse between and on top.

How long will the assembled cake keep?

The cake stays fresh covered in refrigerator for up to 2 days, though caramel apples are best served the day they're made.

Can I substitute store-bought caramel sauce?

Yes, but use high-quality sauce and you'll need about 2 cups total for both mousse and apple topping.