Berry Blueberry Muffins(Reduced-Fat)  
["1 c. all-purpose flour", "3/4 c. whole wheat pastry flour", "3/4 c. sugar", "1 Tbsp. baking powder", "1 tsp. lemon juice", "2 egg whites", "2/3 c. buttermilk", "1/3 c. unsweetened applesauce", "1 tsp. vanilla", "1 1/2 c. fresh or frozen blueberries (do not thaw frozen berries)"]
["Preheat oven to 400\u00b0.", "Spray muffin tin with no-stick spray."]
["flour", "whole wheat pastry flour", "sugar", "baking powder", "lemon juice", "egg whites", "buttermilk", "unsweetened applesauce", "vanilla", "blueberries"]