ingredients
2    cups   steel-cut oats
1/2   teaspoon   salt
3    large  very ripe bananas, mashed
1/4   cup   packed light brown sugar, plus more for serving (optional)
1    tablespoon   fresh lemon juice
8    12 ounces   Ball canning jars with metal rings and lids
1/2   cup   buttermilk or milk
1/2   cup   chopped walnuts
    Sliced bananas, for garnish (optional)
directions
In a medium pot, combine oats, 5 cups water and salt; bring to a boil. Reduce to a simmer and cover. Cook 10 minutes. (Oatmeal will be very watery.) Remove from heat; stir in bananas, sugar and lemon juice. Distribute oatmeal evenly among glass jars; screw on lids. Cool on countertop and refrigerate overnight.
To serve: Remove metal rings and lids. For each jar, stir in 1 tbsp buttermilk, 1 tbsp chopped walnuts and, if desired, additional brown sugar. Reheat in microwave for 11/2 to 2 minutes, until hot; let stand 1 minute. Carefully remove, stir and garnish with sliced bananas, if desired.
NUTRITION INFORMATION

Per Serving: cal. (kcal) 266, Fat, total (g) 8, chol. (mg) 1, sat. fat (g) 1, carb. (g) 47, fiber (g) 6, pro. (g) 8, sodium (mg) 165, Percent Daily Values are based on a 2,000 calorie diet