Blueberry Sour Cream Cake: A Delightful Twist on a Classic

My grandmother, bless her heart, was a wizard in the kitchen, but sometimes her experiments led to…interesting results. This Blueberry Sour Cream Cake, however, was pure genius. It’s a rather unique, delicious sour cream cake, since the sour cream is not mixed into the batter, but layered on top prior to baking. When the whipped cream topping is added, it makes an impressive looking dessert that’s surprisingly easy to create. (Prep time does not include chilling time).

Ingredients

Here’s what you’ll need to bake this masterpiece:

• ½ cup butter, softened
• ½ cup sugar
• 1 egg
• 1 ½ cups all-purpose flour
• 1 ½ teaspoons baking powder
• 1 teaspoon vanilla
• 4 cups fresh blueberries, stems removed
• 1 (16 ounce) container sour cream
• 2 egg yolks
• ½ cup sugar
• 1 teaspoon vanilla
• 1 ½ cups whipping cream, for topping
• ¼ cup powdered sugar, for topping

Directions

Follow these simple steps to create your own Blueberry Sour Cream Cake:

1. In a large bowl, cream butter. This means beating the butter until it’s light and fluffy. Using softened butter is crucial for this step!
2. Add sugar, beating well at medium speed on an electric mixer until the mixture is light and fluffy.
3. Add egg, beat well until fully incorporated.
4. In a separate small bowl, combine flour and baking powder. Whisking these together ensures even distribution of the baking powder.
5. Add flour mixture to creamed mixture and mix until just blended. Be careful not to overmix.
6. Stir in vanilla.
7. Pour batter into a greased 9-inch springform pan. Using a springform pan is essential for easy removal of the cake.
8. Sprinkle berries evenly over the batter. Make sure the blueberries are dry so they don’t make the batter soggy.
9. In a small bowl, beat egg yolks until slightly lightened.
10. Add sugar, vanilla, and sour cream to egg yolks, and combine well. This is your sour cream topping.
11. Pour sour cream mixture evenly over the blueberries.
12. Bake in a preheated 350°F (175°C) oven for about 1 hour, or until edges are light brown and a toothpick inserted into the center comes out clean.
13. Cool on a wire rack. Let the cake cool completely before refrigerating.
14. When cooled, cover the pan and refrigerate until well chilled (about 2-3 hours). This allows the flavors to meld and the cake to firm up.
15. To serve, carefully remove the sides from the pan. Run a thin knife around the edges if necessary.
16. Place the cake on a platter/serving plate with room enough to pipe whipped cream around the bottom.
17. In a small bowl, beat cream and powdered sugar until soft peaks form. This is for the top layer of whipped cream.
18. Spoon about ½ of the cream on top of the cake, spreading it evenly.
19. Beat remaining cream until stiff enough to hold its shape. Be careful not to overbeat it into butter!
20. Using a pastry bag with a star tip, pipe remaining cream in a border around the edge of the cake and around the bottom. You can get creative with your piping design!

Quick Facts

• Ready In: 1hr 20mins (plus chilling time)
• Ingredients: 13
• Yields: 1 9-inch cake
• Serves: 8

Nutrition Information

• Calories: 646.6
• Calories from Fat: 383 g (59%)
• Total Fat: 42.7 g (65%)
• Saturated Fat: 26 g (129%)
• Cholesterol: 191.6 mg (63%)
• Sodium: 210.4 mg (8%)
• Total Carbohydrate: 61.5 g (20%)
• Dietary Fiber: 2.4 g (9%)
• Sugars: 36.3 g (145%)
• Protein: 7.3 g (14%)

Tips & Tricks

• Use room temperature ingredients: This helps everything blend together smoothly.
• Don’t overmix the batter: Overmixing can lead to a tough cake. Mix until just combined.
• Grease your springform pan well: This ensures the cake releases easily. You can also use parchment paper on the bottom for extra insurance.
• Chill the cake completely: This makes it easier to slice and serve.
• Use fresh, plump blueberries: They will burst with flavor in the oven.
• If blueberries are frozen: Toss them with a tablespoon of flour before adding to the batter to prevent them from sinking to the bottom.
• For an extra touch of flavor: Add a pinch of lemon zest to the batter and the sour cream topping.
• If the top of the cake is browning too quickly: Cover it loosely with foil during the last part of baking.
• Make sure the whipped cream is cold before beating it. This will help it whip up quickly and hold its shape.
• Stabilize your whipped cream: Add a teaspoon of cornstarch or a tablespoon of powdered milk to the cream before whipping to help it hold its shape for longer.

Frequently Asked Questions (FAQs)

Baking

1. Can I use frozen blueberries instead of fresh? Yes, you can. Toss them with a tablespoon of flour before adding them to the batter to prevent them from sinking.
2. Can I use a different type of fruit? Absolutely! Raspberries, blackberries, or a mixed berry medley would work beautifully.
3. My cake is browning too quickly. What should I do? Tent the cake with foil during the last 15-20 minutes of baking.
4. How do I know when the cake is done? A toothpick inserted into the center should come out clean, or with a few moist crumbs attached.
5. Can I make this cake in advance? Yes, you can bake the cake a day ahead of time. Store it in the refrigerator, covered, until ready to frost.

Ingredients

6. Can I substitute the sour cream? Greek yogurt can be used as a substitute for sour cream, although it will give a slightly tangier flavor.
7. Can I use a different type of flour? While all-purpose flour is recommended, you can use cake flour for a more tender crumb. Reduce the amount slightly (use about 1 1/4 cups).
8. Can I reduce the amount of sugar? You can reduce the sugar slightly (by about 1/4 cup) without significantly affecting the texture.
9. Can I use margarine instead of butter? Butter provides a richer flavor, but margarine can be used as a substitute.

Whipped Cream & Storage

10. Why isn’t my whipped cream getting stiff? Make sure your cream and bowl are very cold. Over-whipping can also turn it into butter.
11. Can I use store-bought whipped cream? Yes, but homemade whipped cream tastes much better!
12. How long will the cake last? The cake will last for 3-4 days in the refrigerator, covered.
13. Can I freeze this cake? It’s best to freeze the cake before adding the whipped cream topping. Wrap it tightly in plastic wrap and then foil. Thaw overnight in the refrigerator.
14. Can I leave the whipped cream off the cake? The whipped cream adds moisture and flavor but is optional. The cake is still delicious without it. You can also substitute the whipped cream with vanilla ice cream on the side.
15. What gives this cake its unique flavor? The combination of the buttery cake, the sweet blueberries, and the tangy sour cream topping creates a complex and delicious flavor profile that’s hard to resist!