Good-Cooking - Bostom Cream Pie

Ingredients

• 1 1/2 cups sifted cake flour
• 2 teaspoons baking powder
• 1/4 teaspoon salt
• 1/3 cup butter
• 1 teaspoon vanilla extract
• 3/4 cup granulated sugar
• 2 eggs
• 1/2 cup milk
• 1 cup half-and-half
• 1/4 cup granulated sugar
• 3 tablespoons flour
• Dash of salt
• 1 egg, slightly beaten
• 1/2 teaspoon vanilla extract