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Preheat oven to 350
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Beat butter and sugar until fluffy. Stir in vanilla.
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Beat in eggs one at a time until thoroughly combined. Add in vinegar.
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In a two-cup measuring cup (or larger), add red wine and coffee. Fill to 1 C with buttermilk. Whisk in red dye. Alternate adding this mixture with sifting in the remaining dry ingredients. Stir just until combined.
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Spoon into prepared cupcake pans and bake at 350 for 15-18 minutes or until toothpick inserted in the center comes out clean.
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Allow to cool on a wire rack while you drink a glass of red. I mean, make the frosting. Or whatever.