These are wonderfully rich and moist, with the cream-cheese filling and chocolate chips adding an extra level of decadence.
Preheat oven to 350 degrees F
Beat together the filling ingredients and then stir in the chocolate chips. Set aside.
In a mixing bowl, sift together flour, sugar, cocoa, baking soda, and salt. Add water, oil, vinegar, and vanilla. Beat until well combined; batter will be thin.
Insert paper or foil cupcake cups into muffin pan. Fill each 1/3 full with batter. Add a spoonfull of filling to each cup.
Bake for 30-35 minutes.