Step 1

Combine the flour, salt, baking soda, and unsweetened cocoa into a large mixing bowl and sift/whisk together.

Step 2

In a separate bowl, crack open the eggs, and beat them.

Step 3

Pour the sugar, buttermilk, oil, and vanilla extract into the bowl with the eggs, and mix until everything is nice and creamy.

Step 4

Slowly combine the wet, ingredients with dry ingredient. Be sure to mix on a low speed!

Step 5

Once everything is manageable, switch from mixing the cake batter to folding it.

Step 6

Next, add it the vinegar, and red food coloring.

Step 7

Fold in until all of the cake batter is red, and there are no streaks.

Step 8

Spray two 9 inch cake pans with baking spray, OR  grease and flour them.

Step 9

Pour an equal amount of cake batter into each cake pan.

Step 10

Shake and tap the pans to release any air bubbles, then let sit for 5 minutes.

Step 11

Bake each cake on 325 F, for 25-30 minutes.

Step 12

Remove the cakes from the cake pans, and place them on cooling racks.

Step 13

While the cakes are cooling, make the frosting.

Step 14

In a large bowl combine the butter, and cream cheese.

Step 15

Cream the two ingredients together, then slowly adding in the powdered sugar, but only 1 cup at a time.

Step 16

Add in the vanilla extract, and milk.

Step 17

Mix until the frosting is nice and creamy

Step 18

Once the cakes are completely cool, frost them.