Chocolate Eclair Cake

1/2 cup butter, 1 cup water bring to boil and remove from heat. Cool Slightly (2 min)add 1 cup flour, stir well. add 4 beaten eggs. Beat together, spread into 9 x 13 pan that has been sprayed with pam. Bake 350* for 30- 40 min. till brown. Remove from oven and cool completely. Filling: 3 small boxes instant vanilla pudding Mix with 4 cups milk. Stir in 8 oz. softened cream cheese. Spread over pastry. Top with 8 oz. cool whip. Heat 1 can chocolate fudge frosting 45 seconds or till slightly runny. Drizzle over cake with spoon. Refrigerate, best if made one day ahead!