Rye Flakes Breakfast: Creamy Apple Cinnamon Porridge

Updated November 4, 2026

Total time
20 min
prep 8 min · cook 12 min
Serves
2
portions as written
Safe temperature (USDA)
160°F / 71°C
check the thickest piece

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Rye Flakes Breakfast: Creamy Apple Cinnamon Porridge

This rye flakes breakfast is a warm stovetop porridge made with rolled rye flakes, milk, apple, raisins, and cinnamon, then finished with walnuts and a little maple syrup. It cooks in about 20 minutes and has a pleasantly hearty texture; the apple softens as the flakes simmer, so the bowl tastes gently sweet without needing much added sugar.

Ingredients

  • 1 cup (100 g) rye flakes
  • 2 cups (480 ml) milk, dairy or unsweetened plant-based
  • 1 cup (240 ml) water
  • 1 medium apple, about 1 cup diced (150 g), cored and cut into small pieces
  • 2 tablespoons (20 g) raisins
  • ½ teaspoon ground cinnamon (about 1.5 g), plus a little extra for serving if desired
  • ⅛ teaspoon fine salt (about 0.7 g)
  • 1 tablespoon (15 ml) maple syrup, or to taste
  • ¼ cup (28 g) chopped walnuts
  • ½ cup (120 g) plain yogurt, for serving (optional)

Instructions

  1. Prepare the ingredients, about 8 minutes. Core the apple and dice it into small pieces, roughly ¼ inch (6 mm) across, so it softens during the short cooking time. Measure the rye flakes, milk, water, raisins, cinnamon, salt, maple syrup, and walnuts. If you plan to serve the porridge with yogurt, take it from the refrigerator when you begin cooking so it is ready to spoon on top.
  2. Warm the liquid, about 2 minutes. Pour the milk and water into a medium, heavy-bottomed saucepan. Set it over medium heat and warm until small bubbles form around the edge and the liquid is steaming. Avoid letting it boil hard; milk can foam up quickly and scorch on the base of the pan.
  3. Add the flakes and fruit. Stir in the rye flakes, diced apple, raisins, cinnamon, and salt. Reduce the heat to medium-low as soon as the mixture returns to a gentle simmer. Scrape the base and sides of the pan with a wooden spoon or heatproof spatula to loosen any flakes before they stick.
  4. Simmer gently, about 9 minutes. Cook uncovered, stirring every minute or two, until the flakes are tender and the porridge is thick but still spoonable. Keep the bubbling gentle rather than vigorous. Rye flakes can vary in thickness, so check near the end: if they are still distinctly firm, cook for another minute or two and add a splash of water if the mixture has become too thick.
  5. Rest and finish, 1 minute. Remove the saucepan from the heat and let the porridge stand for 1 minute; it will thicken slightly as it settles. Stir in the maple syrup, taste, and add a little more syrup or a pinch of salt if needed. Divide between two bowls and top with walnuts and yogurt, if using. Serve warm.

Tips

  • Check the package directions. Rye flakes are rolled or flattened rye grains, but brands can vary in thickness and processing. Most cook into porridge in roughly 8 to 12 minutes; thicker flakes may need a little longer. If the package gives a different simmering time, use it as a guide and check the texture before taking the pan off the heat.
  • Keep the heat low after adding the flakes. A rolling boil can make the milk foam over and cause the bottom to catch. Stir regularly, especially around the edges and corners of the saucepan. If the porridge starts to look dry before the flakes are tender, add water or milk a tablespoon at a time.
  • Use a suitable substitute when needed. Rolled oats can replace rye flakes in the same quantity, though they make a softer, less earthy porridge and may cook faster. Buckwheat flakes are another option; they give the bowl a more pronounced, nutty flavor, and their cooking time can differ, so follow the packet and add liquid as needed. Rye contains gluten, so it is not a gluten-free substitute for oats or other grains.
  • Adjust sweetness at the end. Apples and raisins vary in sweetness, and plant-based milks can be sweetened or unsweetened. Start with the tablespoon of maple syrup, taste after cooking, and add more only if you want a sweeter bowl. This also helps keep the flavors of the rye, cinnamon, and fruit distinct.

Serving Suggestions

Serve the porridge hot in shallow bowls, with the walnuts added just before eating so they remain crisp. A spoonful of plain yogurt adds a cool, tangy contrast, while a little extra cinnamon makes the apple aroma more noticeable. If you prefer a looser bowl, pour a small splash of warm milk over each portion at the table rather than thinning the whole saucepan.

For a more substantial breakfast, offer toast, a boiled egg, or fresh fruit alongside the porridge. Berries, sliced pear, or a few orange segments work well with the warm cinnamon. If you are setting out toppings for several people, place them in small bowls and let everyone add what they like; keep crunchy ingredients such as nuts and seeds separate until serving so they do not soften in the pot.

Variations

Pear and ginger: Replace the apple with 1 medium pear, about 1 cup diced (160 g), and use ¼ teaspoon ground ginger in place of the cinnamon. Pear softens readily, so check it with the flakes toward the end of cooking. Add toasted hazelnuts instead of walnuts if you like their deeper flavor.

Banana and toasted seeds: Cook the porridge without the apple, then stir in ½ ripe banana (about 60 g), mashed, after removing the pan from the heat. Top with 2 tablespoons (20 g) toasted pumpkin seeds. The banana makes the finished bowl sweeter and softer, so taste before adding maple syrup.

Unsweetened, savory-style bowl: Leave out the raisins, cinnamon, and maple syrup. Cook the flakes with the apple omitted, using water and unsweetened milk, then season with a little more salt and finish with sliced scallions, black pepper, and a fried or poached egg. Cook eggs safely; USDA FSIS guidance gives 160°F (71°C) as the safe minimum internal temperature for egg dishes. If serving a whole boiled egg instead, cook it until the yolk and white are firm.

Make it dairy-free: Use an unsweetened oat, soy, or almond drink in place of dairy milk. Oat drink gives a mild, rounded flavor, while almond drink tastes lighter and nuttier; soy drink usually makes the porridge feel a little fuller. Check the carton for added sweetness and adjust the maple syrup after tasting.

Storage and Reheating

Cool leftovers promptly and refrigerate them within 2 hours of cooking in a covered container. The porridge keeps for 3 to 4 days in the refrigerator. It will become quite thick as the flakes absorb liquid, which is normal. For convenient portions, store the walnuts and any other crunchy toppings separately so they stay crisp.

Reheat one portion in a saucepan over low heat or in a microwave-safe bowl, stirring partway through. Add 1 to 3 tablespoons (15 to 45 ml) of water or milk per serving to loosen it, then add more a little at a time until the texture is right. Reheat leftovers to 165°F (74°C), stirring so the center heats evenly, and serve promptly. Avoid repeatedly cooling and reheating the same batch. Freezing is possible for up to about 2 months, though the texture may be softer after thawing; thaw overnight in the refrigerator and reheat with extra liquid.

Frequently Asked Questions

Are rye flakes the same as rye berries?
No. Rye berries are whole rye kernels and usually need much longer cooking, often after soaking. Rye flakes are flattened grains that cook comparatively quickly, much like rolled cereal flakes. This recipe is written for flakes, so whole rye berries will not soften in the stated time or with the same liquid ratio.

Can I make rye flakes porridge with water only?
Yes. Replace the milk with an additional 2 cups (480 ml) water, keeping the total liquid at 3 cups (720 ml). The result will taste less creamy, so you can stir in a little milk, plant-based drink, or yogurt when serving. Check the flakes as they cook and add a splash more water if they thicken before becoming tender.

Do I need to soak rye flakes first?
Usually not for this recipe. Most packaged rye flakes are ready to simmer, and soaking is unnecessary unless the package specifically recommends it. If you do soak them, they will absorb water and may cook faster; drain them if the soaking directions say to do so, then use less added liquid and begin checking the texture early.

Why did my porridge turn out too thick or too chewy?
Porridge thickens as it cools, and flakes from different brands may need different amounts of liquid. If it is thick but tender, stir in warm milk or water until it loosens. If the flakes are still chewy, return the pan to low heat with a splash of liquid and cook for another minute or two, stirring often. Next time, use the package timing as a guide and check before the end of the listed range.

Can I prepare it the night before?
You can cook the porridge ahead and refrigerate it, but it will be firmer the next morning. For the best texture, reheat it gently with a little extra liquid and stir until smooth and steaming throughout. If you want to save time without cooking ahead, measure the dry ingredients and chop the apple the night before; refrigerate the cut apple in a covered container and cook the porridge fresh in the morning.

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Safety notes: safe minimum internal temperatures from USDA FSIS; raw and undercooked fish guidance from the U.S. FDA. Food safety notes

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