Mix together chocolate cake mix, Greek yogurt, eggs, melted butter and milk in a bowl and mix until smooth.
Add to a bundt cake pan or whatever pan you want to use.
Follow the cook times on the box.
Cake is done when tooth pick comes out clean.
In a large microwave safe bowl add cream and microwave for 1 minute.
In another bowl add chocolate chips and pour steaming hot cream over the chocolate chips and cover bowl. Let sit for 3 minutes or until all the chocolate chips melt. Mix together and let cool slightly before pouring over cooled bundt cake.