Mix first six ingredients on low until combined.
Mix on medium for 2 minutes.
Fold in chocolate chips.
Grease bundt pan, 9x13 or 8x8 inch pans, or muffin pans.
Bake at temperature on the cake box. Let cool for 20 minutes, then remove from bundt pan and frost.
Bundt or regular pans: 45-50 minutes, Cupcakes: 18-20 minutes