Description
Soft, fluffy American-style cupcakes made with cake flour, pure vanilla, and sour cream for a moist texture. Perfect for birthdays or casual desserts. Optional sprinkles add festive flair.
Ingredients
1 3/4 cups cake flour (207g), sponged and leveled
3/4 teaspoon baking powder
1/4 teaspoon baking soda
1/4 teaspoon salt
1/2 cup unsalted butter (113g), room temperature
1 cup granulated sugar (200g)
3 large egg whites, room temperature
1/2 cup sour cream (120g), full-fat
2 teaspoons pure vanilla extract
1/2 vanilla bean seeds (optional)
1/2 cup whole milk (120ml), room temperature
Vanilla buttercream, for frosting
Sprinkles, optional garnish
Instructions
Preheat oven to 350°F (177°C); line 14 cupcake liners and prepare pans
Whisk cake flour, baking powder, baking soda, and salt in a medium bowl
Beat butter and sugar until light and creamy (3 minutes), scraping bowl
Add egg whites, vanilla extract, and vanilla bean seeds; beat until smooth (2 minutes)
Mix in sour cream on medium-high speed until combined (1 minute)
Add dry ingredients in thirds with milk on low speed
Scrape bowl and whisk by hand to remove lumps
Spoon batter 2/3 full into liners; bake 19–22 minutes until toothpick comes out clean
Notes
Use room temperature eggs for better incorporation
Sifting flour ensures a lighter texture
Vanilla bean seeds add luxurious flavor if available
Cool completely before frosting to prevent melting
- Prep Time: 20
- Cook Time: 22
- Category: dessert
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1 cupcake
- Calories: 190
- Sugar: 16g
- Sodium: 125mg
- Fat: 10g
- Saturated Fat: 6g
- Carbohydrates: 25g
- Fiber: 0.4g
- Protein: 3g
- Cholesterol: 30mg