Cut a horizontal slit through bottom crust of each slice of bread to form a pocket.
Combine powdered sugar and cream cheese; stir well.
Spread mixture evenly into pockets of bread.
Place 6 bread slices in each of two large, shallow baking dishes; set aside.
Combine milk, sugar, vanilla extract, egg whites, and eggs in a bowl; beat well with a wire whisk.
Pour milk mixture evenly over bread slices.
Cover and chill 1 hour or until liquid is absorbed.
Coat a large nonstick skillet with cooking spray, and place over medium heat until hot.
Arrange half of bread slices in skillet, and cook 3 minutes.
Turn bread over, and cook 3 minutes or until browned; remove from skillet.
Repeat procedure with the remaining bread slices.
Serve with Strawberry Sauce, and garnish with Candied Lemon Rind.