Name: Yellow Birthday Cupcakes (Recipe Solved!)
Prep time: 25 min
Cook time: 20 min
Total time: 3 h
Yield: 12-14 cupcakes
Ingredients: 1 and 3/4 cups (200g) cake flour; 2 teaspoons baking powder; 1/4 teaspoon salt; 1/2 cup (1 stick; 115g) unsalted butter, softened to room temperature; 1 cup (200g) granulated sugar; 2 large eggs, at room temperature; 1/3 cup (80g) sour cream, at room temperature; 2 and 1/2 teaspoons pure vanilla extract; 3/4 cup (180ml) whole milk, at room temperature; frosting: chocolate buttercream and sprinkles for garnish, or any of these frostings