Few desserts are as rich, indulgent, and comforting as German Chocolate Sheet Cake. This decadent, moist cake features deep chocolate flavors and a luscious coconut-pecan frosting, making it a true crowd-pleaser. Though its name might suggest German origins, this classic treat is actually an American invention, named after Samuel German, the baker who developed the sweet baking chocolate used in the original recipe.
Whether you’re making this for a birthday, holiday, or just because you crave a slice of chocolate perfection, this easy sheet cake version simplifies the process while preserving all the flavors you love. Let’s dive into the ultimate recipe for this timeless dessert!
Ingredients
For the Cake:
- 2 1/4 cups all-purpose flour – Provides the structure of the cake.
- 2 1/2 cups white sugar – Sweetens the cake and helps with moisture.
- 1/4 cup cocoa powder – Enhances the deep chocolate flavor.
- 1/2 cup shortening – Contributes to the cake’s tenderness.
- 1/2 cup butter (1 stick) – Adds rich flavor and moisture.
- 1/2 cup water – Helps dissolve the chocolate and create a smooth batter.
- 4 ounces dark German chocolate – The signature chocolate that defines this cake.
- 1/2 cup buttermilk – Activates the baking soda for a tender crumb.
- 1 1/2 teaspoons baking soda – A leavening agent that ensures the cake rises properly.
- 1/4 teaspoon salt – Balances the sweetness and enhances flavors.
- 2 large eggs – Adds structure and richness.
- 1 teaspoon vanilla extract – Brings depth to the chocolate flavor.
For the Coconut-Pecan Frosting:
- 12 ounces evaporated milk – Gives the frosting a creamy consistency.
- 3 large egg yolks – Helps thicken the frosting.
- 3/4 cup butter – Adds richness and silkiness.
- 3/4 cup white sugar – Provides sweetness and caramel-like notes.
- 1/2 cup brown sugar – Adds a deeper, molasses-like sweetness.
- 1/4 cup shredded coconut – The signature ingredient that gives the frosting its chewy texture.
- 1 3/4 cups chopped pecans – Adds crunch and nuttiness.
- 1/2 teaspoon vanilla extract – Enhances the frosting’s flavor.
Step-by-Step Instructions
Step 1: Prepare the Cake Batter
- Preheat your oven to 400°F (200°C) and grease a 9x13-inch baking sheet with butter or nonstick spray.
- In a large mixing bowl, whisk together the flour, sugar, and cocoa powder. Set aside.
- In a medium saucepan, combine the butter, shortening, water, and German chocolate. Heat over medium, stirring until everything is melted and smooth.
- Gradually pour the chocolate mixture into the dry ingredients, whisking until fully combined.
- Add the buttermilk, baking soda, salt, eggs, and vanilla, stirring well after each addition until a smooth batter forms.
Step 2: Bake the Cake
- Pour the batter into the prepared baking sheet, spreading it evenly.
- Bake for 20-22 minutes, or until a toothpick inserted in the center comes out clean.
- Let the cake cool completely before frosting.
Making the Coconut-Pecan Frosting
Step 3: Cook the Frosting
- In a medium saucepan, combine evaporated milk, egg yolks, butter, and both sugars over medium heat.
- Stir continuously, bringing the mixture to a gentle boil. Reduce the heat and let it simmer for 10-12 minutes, stirring frequently, until thickened.
- Remove from heat and stir in the vanilla extract, shredded coconut, and chopped pecans.
Step 4: Frost the Cake
- Once the cake has cooled completely, spread the warm frosting evenly over the top.
- Allow the frosting to set for at least one hour before slicing and serving.
Why You’ll Love This German Chocolate Sheet Cake
- Moist, rich, and chocolatey – The perfect balance of deep cocoa flavor and sweetness.
- Easy sheet cake format – No complicated layers or frosting techniques required.
- Iconic coconut-pecan topping – A buttery, caramel-like frosting that elevates every bite.
- Crowd-pleasing dessert – Perfect for birthdays, holidays, and family gatherings.
Pro Tips for the Perfect Cake
✔ Use room temperature ingredients – This helps everything blend smoothly for an even batter.
✔ Don’t overbake – Check at 20 minutes to prevent a dry cake.
✔ Toast the pecans – For a deeper nutty flavor, toast the pecans in a dry skillet for 3-5 minutes before adding them to the frosting.
✔ Let the frosting cool slightly – This prevents it from being too runny when spreading over the cake.
Serving Suggestions
Pair your German Chocolate Sheet Cake with:
- A scoop of vanilla ice cream for an extra indulgent dessert.
- A drizzle of warm chocolate ganache for added richness.
- A cup of strong coffee or espresso to balance the sweetness.
Final Thoughts
This German Chocolate Sheet Cake is the ultimate chocolate lover’s dream—moist, decadent, and topped with a luxurious coconut-pecan frosting. Whether you’re making it for a special occasion or just treating yourself, this foolproof recipe guarantees a perfectly balanced, homemade cake every time. Try it once, and it just might become a staple in your family, just like it has in mine!
Happy baking!