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**Slow Cooker Rice Krispie Treats

Slow Cooker Rice Krispy Treats

  • Cooking Time:

    1 hour to 1 hour 20 minutes
  • Servings:



3 T. butter, cut into cubes
10 oz. marshmallows, regular (about 40)
- OR -
4 c. miniature marshmallows
6 cups Kellogg's® Rice Krispies® cereal or you can use the Cocoa flavor too!

No more standing over the stove and watching and stirring when you make Rice Krispy Treats! This is yet another perfect use for the Crock-Pot® Casserole Crock™ Slow Cooker.  You can decorate for the holidays, or use cookie cutters to make holiday shapes.

  1. Arrange in order the following in slow cooker: scatter butter across the bottom, cover with 1/2  of the marshmallows, 1/2 of the cereal, then remaining marshmallows and remaining cereal.
  2. Cover. Cook on HIGH for 1 hour and stir well to combine all ingredients.
  3. If using a Crock-Pot® Casserole Crock™ Slow Cooker, press mix down on bottoms and side and remove insert from the slow cooker.  Allow to cool at room temperature.   If not using the Casserole Crock, transfer mixture to a buttered 9 x 11 pan and allow to cool.
  4. Cut into 2-inch squares and enjoy!

Happy Crocking!

For over 400 more recipes, click here to get my eBook “Get Crocked: The Definitive Guide to Slow Cooking”



Crock Pot Rice Krispie Treats

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Courtney M.
Courtney M.
10 years ago

Do I have to melt the butter before putting it in the bottom of the slow cooker?

8 years ago

You say “Cook on HIGH for 1 hour and stir well to combine all ingredients.” Do you mean, Cook on HIGH for 1 hour , *then* stir well to combine all ingredients.” ?


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Jenn is the founder of GetCrocked, the #1 resource for slow cooking with over 1.5 million online followers. She innovates recipes daily with her favorite tool in the kitchen, the Crock-Pot® slow cooker.

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Jenn Bare is a Mom, Chef & the Crock-Pot® Girl. She hosts a weekly "Mom Monday" segment on ABC-15 in Phoenix.

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