Lightly spray 12-in Skillet with oil (do not use nonstick spray). In a large bowl whisk egg whites. Add pie filling, water and almond extract, blend well. Add cake mix and mix until well blended. Pour batter into skillet and spread evenly.
Bake at 350, uncovered, 25-30 minutes or until wooden pick inserted in center comes out clean. Cool 10 minutes. Loosen edges of cake and carefully invert cake onto large plate.
Stir fudge until smooth and spread evenly over cake. Sprinkle with almonds.