Description
This vanilla cake is light, fluffy, and perfect for any occasion, topped with a creamy buttercream frosting.
Ingredients
Scale
- 2 ½ cups (300g) all-purpose flour
- 2 tsp baking powder
- ½ tsp baking soda
- 1 tsp salt
- ¾ cup (170g) unsalted butter (room temperature)
- 1 ¾ cups (346g) granulated sugar
- ¼ cup (50g) vegetable oil
- 5 large egg whites (room temperature)
- 1 cup (227g) sour cream
- ½ cup (113g) milk (whole milk)
- 1 Tbsp clear vanilla extract
- 1 ½ cups (339g) unsalted butter (room temperature)
- 1 Tbsp vanilla extract
- ⅛ tsp salt
- 4–6 cups (454–681g) powdered sugar
- ¼ cup heavy cream (more as needed, can substitute milk)
Instructions
- Preheat the oven to 350ºF (180ºC). Spray a 9×13 inch pan with non-stick cooking spray. Set aside.
- In a small mixing bowl combine the flour, baking powder, baking soda, and salt.
- In a large mixing bowl combine the butter, sugar, and vegetable oil, beat using an electric mixer, 1-2 minutes until fluffy.
- Add in the egg whites, sour cream, milk, and vanilla extract. Beat with the electric mixer.
- Gradually add the flour mixture to the wet ingredients, mixing just until the flour is incorporated.
- Pour the batter into the prepared pan and spread evenly with a spatula.
- Bake for 32-39 minutes or until a toothpick inserted into the center comes out clean. Light pans take longer to bake than dark pans.
- Allow the cake to cool completely before frosting.
- In a mixing bowl, combine the butter, vanilla extract and salt, beat using an electric mixer until fluffy, 1-2 minutes.
- Gradually add 4 cups of powdered sugar mixing on low until combined.
- Add in ¼ cup of heavy cream, beating on high until the frosting is whipped and fluffy.
- Taste to determine if you want more powdered sugar.
- Spread the frosting over the cake and decorate with sprinkles if desired.
Notes
- Ensure all ingredients are at room temperature before starting.
- The baking time may vary with different oven types; keep an eye on the cake towards the end of the bake time.
- Prep Time: 30 minutes
- Cook Time: 39 minutes
- Category: Dessert
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1 slice
- Calories: 320
- Sugar: 30g
- Sodium: 250mg
- Fat: 15g
- Saturated Fat: 9g
- Unsaturated Fat: 3g
- Trans Fat: 0g
- Carbohydrates: 46g
- Fiber: 0g
- Protein: 3g
- Cholesterol: 50mg