Creamy Lemon Squares

INGREDIENTS

• 20 Reduced Fat NILLA Wafers, finely crushed
• 1/2 cup flour
• 1/4 cup firmly packed brown sugar
• 1/4 cup cold margarine
• 1 (8 ounce) package PHILADELPHIA Neufchatel Cheese, softened
• 1 cup granulated sugar
• 2 eggs
• 2 tablespoons flour
• 3 tablespoons grated lemon peel, divided
• 1/4 cup fresh lemon juice
• 1/4 teaspoon CALUMET Baking Powder
• 2 teaspoons powdered sugar