Preheat the oven to 350°F and line your muffin tins with paper liners (or spray with nonstick cooking spray). You will need about 16 liners
In a bowl, combine the cake mix, pudding mix, sour cream, oil, eggs, vanilla, and coffee. Mix until just combined, but do not over mix
Using a large spoon or cookie scoop, pour batter into your muffin wells. Fill about 1/2 to 2/3 full
Bake in preheated oven for 16 - 20 minutes, or until the tops of the cupcakes easily spring back when touched.
Remove from oven and cool in muffin tins on a wire rack for 10 minutes. Remove from muffin tins and allow the cupcakes to continue to cool .