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Banana Cinnamon Milk Oat Porridge

Warm rolled oats simmered in milk with mashed banana and cinnamon, spooned up thick and creamy, then finished with a dollop of Greek yogurt, sliced banana, and chopped walnuts.

By Camille McLaughlin, RDN, LD, registered dietitian nutritionist

Built forVegetarianBreakfast
Also fits Balanced Gut-Health High-Fiber
Mashed banana melts into the milk as the oats simmer, sweetening the pot before any spoon touches it. The porridge thickens to the point where it holds the shape of the spoon, cinnamon warms every bite, and cold Greek yogurt, more sliced banana, and walnuts land on top.
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Why You'll Love This Recipe

This is a warm, comforting bowl of oat porridge built for anyone who wants a filling breakfast that comes together in one pot on a weekday morning. It leans on humble pantry staples, mashed banana and cinnamon carry all the sweetness, so there is nothing fussy about it, and it scales easily to feed a household or a single bowl. It is also the breakfast to reach for when the fruit bowl has gone one banana too far, since the softer the fruit the better this works.

Cook the oats in milk rather than water and the porridge comes out with a rich, creamy body, and fold the mashed banana in partway through so it melts into the base and sweetens every spoonful instead of sitting on top. Cinnamon added early in the cooking has time to bloom in the warm liquid, and the final splash of water lets you loosen the porridge to exactly the texture you like.

The finish is where it wins: smooth, warm oats against cool, tangy Greek yogurt, soft banana, and the crunch of walnuts. It is high in fiber from the oats and banana, a good source of protein from the milk and yogurt, and the healthy fats in the walnuts help it stay with you, so you feel steady and full rather than hungry an hour later.

Steaming bowl of creamy porridge with banana coins, walnut pieces and a cinnamon dusting. Save
Prep: 5 minsCook: 12 minsTotal: 17 minsMakes: 4 servingsServing: 1 bowl, about 1¼ cups

Ingredients

Serves4Amounts change with the number. The nutrition panel is per serving, so it stays the same.
  • 4 cups rolled oats
  • 3 cups milk
  • 1 cup Greek yogurt
  • 3 bananas
  • 1/2 cup chopped walnuts
  • 1 1/2 tsp cinnamon

Instructions

  1. Prep the toppings: Roughly chop the walnuts and set them aside. Peel all the bananas. Mash most of them in a bowl with a fork until nearly smooth, and slice the remaining banana into coins to finish the bowls.
  2. Warm the liquid: Pour the milk into a saucepan and add a splash of water. Bring it to a gentle simmer over medium heat, stirring now and then so the milk does not catch on the bottom.
  3. Cook the oats: Stir the rolled oats and cinnamon into the simmering milk. Lower the heat so it bubbles softly and cook, stirring often, until the oats swell and soften.
  4. Sweeten and thicken: Stir in the mashed banana. Continue cooking, stirring, for about 6 to 8 minutes, until the porridge is thick and creamy and the oats are tender with no raw, chalky bite. Add a splash more water if it gets too stiff.
  5. Serve and finish: Spoon the porridge into bowls. Top each with a dollop of the Greek yogurt, then garnish with the sliced banana and chopped walnuts.
Nutrition Facts
4 servings per recipe
Serving size1 bowl, about 1¼ cups
Calories640
% Daily Value*
Total Fat 18g23%
Saturated Fat 4g21%
Trans Fat 0g
Cholesterol 17mg6%
Sodium 109mg5%
Total Carbohydrate 93g34%
Dietary Fiber 13g47%
Total Sugars 22g
Includes 0g Added Sugars 0%
Protein 30g
Vitamin D 2.3mcg12%
Calcium 355mg27%
Iron 4.6mg26%
Potassium 1122mg24%
* Percent Daily Values are based on a 2,000 calorie diet. Values are computed from USDA FoodData Central and are estimates. Per serving (1 bowl, about 1¼ cups).

Variations

  • Berry and banana: Stir a handful of blueberries or raspberries into the porridge in the last minute so they soften and streak the oats with color.
  • Seedy crunch: Sprinkle chia seeds or ground flaxseed over the finished bowl for extra fiber and a nutty bite. This adds seeds.
  • Apple cinnamon: Grate an apple into the pot along with the mashed banana and let it soften into the porridge for a fruitier, more autumnal bowl.
  • Cocoa banana: Whisk a spoonful of unsweetened cocoa powder in with the cinnamon for a chocolate-banana flavor.
  • Nut butter swirl: Swirl a spoonful of almond or peanut butter through the hot porridge just before serving for a richer, more indulgent bowl. This adds nut butter.

Storage & Leftovers

Cooled porridge keeps in an airtight container in the refrigerator for up to four days. Store it plain, without the yogurt, banana slices, and walnuts, and add those fresh when you serve so they stay bright and crunchy.

To reheat, spoon the porridge into a saucepan or bowl, add a splash of milk or water, and warm it over low heat or in short bursts in the microwave, stirring, until it loosens back to a creamy texture. Chilled porridge thickens and sets firm, so the extra liquid is what brings it back.

For make-ahead mornings, cook a larger batch of the plain porridge and portion it into containers while it is still warm. Each morning you only need to reheat a portion with a little liquid and add the yogurt, banana, and walnuts on top.

Notes & Tips

A few notes from my kitchen to help you get the creamiest bowl and make it your own.
  • Pick ripe bananas: Use bananas that are well speckled with brown. The riper they are, the sweeter and softer they mash, which means the porridge needs no other sweetener.
  • Stir to keep it creamy: Frequent stirring coaxes starch out of the oats and gives the porridge its silky body. Walking away lets it stick and scorch on the bottom of the pan.
  • Adjust the thickness: Oats keep drinking up liquid as they sit, so if the porridge looks too stiff, loosen it with a splash of milk or water until it falls softly off the spoon.
  • Toast the walnuts: For deeper flavor, warm the chopped walnuts in a dry pan over medium heat for a couple of minutes until fragrant before scattering them on top. This is optional but worth it.
  • The yogurt is flexible: The Greek yogurt adds tang and a cool, creamy contrast, but you can leave it off for a simpler bowl or stir it right into the warm oats for extra richness.
  • Season to taste: Taste before serving and add a little more cinnamon if you like it spicier, or a pinch of salt, which sharpens the sweetness of the banana and rounds out the whole bowl.

Nutrition & Mindful Eating

A stovetop porridge that goes creamy rather than gluey, thickened with milk, finished with a spoonful of Greek yogurt, and topped with banana, walnuts and enough cinnamon to make it smell like the good version of oatmeal.
  • The oats, the milk and the yogurt are the three things making this bowl what it is. The oats thicken, the milk keeps everything creamy, and the yogurt stirred in at the end adds tang and a real dose of protein, so the bowl eats like a meal.
  • Rolled oats cooked slowly release their starch into the milk, which is where the creaminess comes from, and the beta-glucan doing that thickening is the same fiber that makes a bowl of oats sit with you.
  • Sliced banana on top softens in the heat and sweetens the porridge as you stir it through, bringing potassium along with that gentle sweetness.
  • Walnuts are the crunch against everything soft. Give them a minute in a dry pan first and their oils come forward, plant omega-3 fats among them, and the toasted flavor carries much further through the bowl.
  • Cinnamon stirred in while the oats cook goes further than cinnamon shaken over at the end, because the heat pulls it through the whole pot instead of leaving it sitting on the surface.
  • As you eat, let the first few spoonfuls go slowly enough to catch the cinnamon and the warm banana, and treat the bowl as a few minutes of quiet at the start of the day rather than something to finish standing up.

Frequently Asked Questions

Can I use quick oats or steel-cut oats instead of rolled oats?

Rolled oats give the creamy, tender texture this porridge is built for. Quick oats will cook faster and turn softer, so watch the pot closely. Steel-cut oats are a different animal entirely; they take much longer to cook and need more liquid, so the timing here will not work for them.

Can I make this without dairy?

Yes. Cook the oats in a plant milk such as oat, almond, or soy in place of the milk, and swap the Greek yogurt for a plant-based yogurt to finish. The porridge stays creamy, though the protein content will depend on the milk and yogurt you choose.

My porridge turned out gluey. What happened?

Gluey porridge usually comes from too much heat or too vigorous a boil, which slams the starch out of the oats. Keep it at a gentle simmer, stir often rather than constantly beating it, and loosen with a splash of liquid if it tightens up.

Is this too sweet or not sweet enough?

The sweetness comes entirely from the mashed banana, so ripe bananas make it noticeably sweeter than firmer ones. If you want more sweetness, use very ripe fruit or add a drizzle of honey or maple syrup, keeping in mind that this adds sugar.