In a small bowl, combine baking soda and vinegar and add to mixture.
1/2 teaspoon baking soda, 1 tablespoon vinegar
Pour batter into prepared cupcake pans. Set aside.
In a bowl, combine the cream cheese and powdered sugar. Mix until combined and smooth. Add in the egg and salt and mix. Stir in the chocolate chips.
1 (8 oz) pacakage cream cheese, 1/2 cup powdered sugar, 1 egg, pinch of salt, 3/4 cup mini chocolate chips
Drop a heaping tablespoonful of the filling on top of each filled cupcake cup.
Bake the cupcakes for 15-20 minutes, or until baked through. Remove and allow to cool completely.
To make the ganache, combine the chocolate chips, butter and corn syrup in a small bowl. Microwave on high for 1 minute and then stir until the chocolate has completely melted and the mixture is smooth. Stir in the vanilla.
4 oz semi-sweet chocolate chips, 1/3 cup unsalted butter, 1/8 cup light corn syrup, 1/2 teaspoon vanilla
Dip the top of each cupcake into the chocolate ganache. Return to a cooling rack to allow the ganache to set up.