Go Back
+ servings
A chocolate and peanut butter flavored cake covered with peanut butter glaze and lots of chopped peanut butter cups.

Slow Cooker Peanut Butter Cake Recipe

A chocolate and peanut butter-flavored cake covered with a peanut butter glaze and lots of chopped peanut butter cups made in a Crockpot.



  • 1 box chocolate cake mix
  • 1 cup water
  • 3 eggs
  • 1/2 cup creamy peanut butter
  • 1/3 cup butter softened
  • Peanut Butter Glaze
  • 1/4 cup creamy peanut butter
  • 1/4 cup milk
  • 1 cup powdered sugar



  • Spray a 6-quart oval slow cooker with cooking spray.
  • Using an electric mixer, beat cake mix, water, eggs, 1/2 cup peanut butter, and butter on low speed for 30 seconds and then on medium speed for 2 minutes.
  • Pour batter into slow cooker. Cover and cook on HIGH for 1 hour 45 minutes to 2 hours.
  • (If your crock pot runs hot, check after 1 hour and 30 minutes.)
  • Remove slow cooker insert and place on a wire rack to cool for 15 minutes.
  • Make glaze. Whisk together peanut butter, milk, and powdered sugar in a medium bowl. Spread on top of cake.
  • Sprinkle fudge sauce and peanut butter cups on top.