Yellow Butter Cake Recipe | Epicurious

Ingredients

• 1 cup (2 sticks) unsalted butter, plus more for greasing, at room temperature
• 2 cups sugar
• 3 1/2 cups cake flour
• 1 tablespoon baking powder
• 1/2 teaspoon salt
• 4 large eggs, plus 2 large egg whites, at room temperature
• 2 teaspoons pure vanilla extract
• 1 cup whole or low-fat milk