This easy chocolate sheet cake is rich, moist, and topped with a silky milk chocolate frosting. Perfect for birthdays, gatherings, or a simple indulgence!

Ingredients

For the Cake:

• 2 cups all-purpose flour
• 2 cups granulated sugar
• 1 teaspoon baking soda
• ½ teaspoon salt
• 1 cup unsalted butter
• 1 cup water
• ¼ cup unsweetened cocoa powder
• ½ cup sour cream (or Greek yogurt)
• 2 large eggs
• 1 teaspoon vanilla extract

For the Frosting:

• ½ cup unsalted butter, softened
• ¼ cup unsweetened cocoa powder
• ¼ cup heavy cream (or whole milk)
• 2 cups powdered sugar
• 1 teaspoon vanilla extract
• 4 oz milk chocolate, melted & cooled

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Instructions

1️⃣ Prepare the Cake

1. Preheat oven to 350°F (175°C). Grease a 9×13-inch baking pan.
2. In a large bowl, whisk together flour, sugar, baking soda, and salt.

2️⃣ Make the Chocolate Mixture

3. In a saucepan over medium heat, melt butter, water, and cocoa powder, stirring until smooth. Remove from heat.
4. Pour the warm mixture into the dry ingredients and stir until combined.

3️⃣ Add Wet Ingredients & Bake

5. Mix in sour cream, eggs, and vanilla extract until smooth.
6. Pour batter into the prepared pan and spread evenly.
7. Bake for 25–30 minutes, or until a toothpick inserted in the center comes out clean. Let cool completely.

4️⃣ Make the Frosting

8. In a bowl, beat butter and cocoa powder until smooth.
9. Add heavy cream, powdered sugar, and vanilla extract, then mix until creamy.
10. Stir in melted milk chocolate and beat until fully blended.

5️⃣ Frost & Serve

11. Spread the frosting evenly over the cooled cake. Slice & enjoy!

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Pro Tips for the Best Cake

✔ Use room temperature eggs for a smoother batter.
✔ Don’t overmix—it keeps the cake light and tender.
✔ For a richer taste, use dark cocoa powder instead of regular.
✔ Chill before slicing for clean, neat cuts.

Why You’ll Love This Recipe:

✅ Moist & fudgy texture with a melt-in-your-mouth frosting.
✅ Simple ingredients & easy steps—perfect for beginners!
✅ Crowd-pleasing chocolate flavor—everyone will love it!

Save this delicious chocolate cake recipe for your next dessert craving!