Pat's (Lu's) Chocolate Chocolate Cake

1 box of devil's food cake mix 1 pkg chocolate pudding (not instant) 1/2 cup canola oil 4 eggs 1 cup sour cream 12 oz mini chocolate chips 1 bundt cake pan Oven at 350. Mix all the ingredients together in order listed until well incorporated with an electric mixer. Pour into a greased and floured bundt pan. Cook for 1 hour or until wooden toothpick comes out clean. Turnout onto a cake plate to cool and sprinkle with powdered sugar before serving.