Six-layer chocolate cake

Name: six-layer chocolate cake
Cuisine: None

Cakes

1 cup butter, room temperature 2 cups sugar 4 eggs 3 cups self-rising flour, sifted 1 cup milk 1 teaspoon vanilla extract 1 cup sugar ⅓ cup cocoa powder ½ cup butter ⅔ cup half-and-half 2 tablespoon corn syrup ⅛ teaspoon salt 1 (16-ounce) box confectioners' sugar, sifted, plus 1 cup 1 teaspoon vanilla extract