- cooking spray (such as Pam®)
- 6 cups water
- 1 (15 ounce) can pumpkin puree
- 1 1/2 cups steel-cut oats
- 1 cup brown sugar replacement (such as Splenda® Brown Sugar Blend)
- 2 tablespoons ground cinnamon
- 1 tablespoon pumpkin pie spice
- Prepare the crock of your slow cooker with cooking spray.
- Stir water, pumpkin puree, oats, brown sugar replacement, cinnamon, and pumpkin pie spice together in the prepared slow cooker.
- Cook on Low for 6 hours. Stir before serving.