Beat eggs and sugar together for 5 minutes. Cover and place in the refrigerator overnight. In the morning, beat the egg and sugar mixture for 5 minutes more.
Preheat oven to 350 degrees F (175 degrees C). Grease three 8 inch cake pans.
Sift the flour, salt, and baking powder together. Add the flour mixture alternately with the boiling hot milk to the egg and sugar mixture. Stir in vanilla extract. Pour the batter into the prepared pans.
Bake at 350 degrees F (175 degrees C) for 15 to 20 minutes. Let cakes cool then fill and frost with Seven Minute Frosting.