Double Chocolate Cake 1 pkg chocolate cake mix 1 pkg chocolate instant pudding mix 1 cup sour cream 1 cup water 2/3 cup oil 4 eggs 6 oz semi-sweet chocolate, chopped 1 cup frozen whipped topping, thawed Mix dry cake and pudding mixes in large bowl with whisk until blended. Add next 4 ingredients. Mix well.
Stir in chopped chocolate. Pour into slow cooker sprayed with cooking spray. Cover with lid. Cook on low 4 to 5 hours (or on high 3 to 3-1/2 hours) or until top surface of cake has no wet spots and cake begins to pull away from side of slow cooker. Serve warm topped with whipped topping.