Cover the bottom of your slow cooker with foil. *We did not do this in the video but we highly recommend it to prevent the bottom from burning.
Pour the cake batter, and pudding mix. Smooth with the a spoon. Swirl in the peanut butter. Top with both chocolate chips! Cover and cook on high for 2 1/2 hours. Serve warm.
*Tip: You can substitute different flavors of cake batter, pudding mixes and chocolate chips!