Butter Brickle Cake
["2 c. flour", "1 1/4 c. sugar", "3 1/4 tsp. baking powder", "1 tsp. salt", "1/2 c. shortening", "7/8 c. milk (3/4 c. plus 2 Tbsp.)", "1 1/2 tsp. vanilla", "1/2 c. unbeaten egg whites (3 large)"]
["Sift flour, sugar, powder and salt.", "Add remaining ingredients, except egg whites.", "Beat for 2 minutes, scraping bottom and sides frequently.", "Add the unbeaten egg whites; beat for 2 more minutes.", "Pour into prepared pans.", "Bake for 25 to 30 minutes at 350\u00b0."]
["flour", "sugar", "baking powder", "salt", "shortening", "milk", "vanilla", "unbeaten egg whites"]