To prepare cake, combine cake mix, three eggs, oil, root beer soda and root beer flavoring. Beat with electric mixer until well blended and smooth. Pour into two well-greased and floured 9 inch round cake pans. Bake at 325F for 28 minutes. Cool on racks.
To prepare fluffy icing:
Beat sugar flour milk and shortening 5 minutes. In a separate bowl, beat egg white and flavoring 5 minutes. Combine mixtures; beat 5 minutes. Frost cake with white fluffy icing. Garnish with crushed root beer candy sticks and chopped pecans.
Cajun Country -- New Iberia, Louisiana