Vanilla Caramel Cake

INGREDIENTS

and ¾ cups cake flour*

and ⅔ cups granulated or superfine sugar

1 tbsp

baking powder

3/4 tsp

salt

3/4 cup

unsalted butter, softened*

large egg whites, plus 1 whole large egg

1 cup

whole milk*

2 tsp

vanilla extract

1 tsp

almond extract

and ½ cups unsalted butter, softened

and ½ cups confectioners' sugar

salt

1 cup

caramel sauce*

2 cups

chocolate caramel popcorn*