Making the Cupcakes:

1. Preheat the Oven: Set oven to 350°F (175°C). Line a muffin tin with cupcake liners.
2. Prepare Dry Ingredients: In a bowl, whisk together flour, cocoa powder, baking soda, and salt.
3. Mix Wet Ingredients: In a separate bowl, beat butter and sugar until light and fluffy. Add eggs one at a time, then mix in vanilla extract.
4. Combine Mixtures: Gradually add dry ingredients to wet mixture, alternating with buttermilk. Mix until just combined.
5. Add Vinegar and Food Coloring: Stir in white vinegar and red food coloring until fully incorporated.
6. Fill Cupcake Liners: Spoon batter into cupcake liners, filling each about 2/3 full.
7. Bake: Bake for 18-22 minutes or until a toothpick inserted in the center comes out clean.
8. Cool Completely: Let cupcakes cool in the pan for a few minutes before transferring to a wire rack.

Making the Cream Cheese Frosting:

1. Beat Cream Cheese and Butter: In a bowl, beat cream cheese and butter together until smooth.
2. Add Powdered Sugar: Gradually mix in powdered sugar until fluffy.
3. Incorporate Vanilla: Stir in vanilla extract.
4. Frost the Cupcakes: Once cupcakes are completely cooled, pipe or spread frosting onto each cupcake.