Created by dienia b on November 21, 2015
Step 1: Preheat oven to 350 degrees.
Step 2: Butter four 8-by-2-inch round cake pans, set aside.
Step 3: Beat egg whites set aside.
Step 4: Cream together butter and sugar. With the mixer running, slowly add milk; mix until well combined.
Step 5: Sift together flour and cornstarch; slowly add to mixer and beat until well combined.
Step 6: Add vanilla and mix well. Gently fold in reserved egg whites, and divide evenly between prepared pans.
Step 7: Bake until cake springs back when lightly touched, 30 to 35 minutes.
Step 8: Let cool in cake pans on wire racks, about 10 minutes.
Step 9: Remove from pans and let cool completely on wire racks.
Step 10: Place 4 strips of parchment paper around perimeter of a serving plate or lazy Susan.
Step 11: Place the first layer on the cake plate.
Step 12: Pour over about 1/2 cup icing, spreading evenly to cover.
Step 13: Repeat process with 2 more layers.
Step 14: Repeat process with two more layers.
Step 15: Place the remaining layer on top of the third layer and cover cake completely with remaining icing.
Step 16: Melt butter in saucepan. Add brown sugar. Boil over low heat for 2 minutes, stirring constantly. Stir in milk. Bring to boil, stirring constantly. Cool to lukewarm. Gradually add sugar. Beat until thick enough to spread. Add a little hot water, if needed.