- cooking spray
- 8 cups water
- 23 ounces unsweetened applesauce
- 1 1/2 cups steel cut oats
- 2 Granny Smith apples – peeled, cored, and diced
- 1/4 cup ground cinnamon, or to taste
- 1/3 cup granular no-calorie sucralose sweetener (such as Splenda®) (optional)
- Lightly spray a 5-quart or larger slow cooker crock with cooking spray.
- Combine water, applesauce, oats, diced apple, cinnamon, and sweetener in prepared slow cooker.
- Cook on Low for 6 hours.