Famous brown derby red velvet cake and icing

---------- Recipe via Meal-Master (tm) v8.05
  
       Title: Famous Brown Derby Red Velvet Cake and Icing
  Categories: Cakes, Chocolate
       Yield: 10 servings
  
   2 1/2 c  Cake flour
     1/2 ts Salt
       3 tb Instant cocoa mix
     1/2 c  Butter
   1 1/2 c  White sugar
       2    Eggs
       2 oz Red food coloring
       1 ts Vanilla
       1 c  Buttermilk
       1 tb White vinegar
       1 ts Soda
            Icing (never hardens):
       4 tb Flour
       1 c  Sweet milk
       1 c  Sugar
       1    Margarine
     1/2 c  Non liquid shortening
       3 ts Vanilla
     1/4 ts Salt
  
    Sift together flour, salt, instant cocoa mix.  Cream
   butter and sugar. When well creamed beat in whole eggs one
   at a time. Blend well, add food coloring and vanilla.  Mix
   buttermilk, vinegar and soda.  Add alternately with dry
   ingredients to the creamed mixture. Blend at low speed
   between additions.  Put in prepared pans. Bake at 350
   degrees for 30 minutes. Don't over bake.
   Blend flour and milk. Cook until thickens to cream. Cool.
   Cream sugar, margarine, shortening, salt and vanilla.  Add
   slightly cooked flour mixture and beat until fluffy.
  
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