- cooking spray
- 2 (29 ounce) cans sweet potatoes, drained
- 1/3 cup butter, cut into 1/4-inch pieces
- 3/4 cup light brown sugar
- 1 (16 ounce) package miniature marshmallows
- Spray the inside of a slow cooker with cooking spray.
- Place sweet potatoes in a slow cooker and arrange butter on top of sweet potatoes. Sprinkle brown sugar over sweet potatoes.
- Cook on High, 3 to 3 1/2 hours. Add marshmallows and cook until soft and somewhat puffy, about 15 minutes.