I love this healthy oat crumble topping. It works with all types of fruit and is the perfect make-ahead dessert. My crumble topping with oats can be frozen and sprinkled over your apples, plums, or any fruit at all just before baking. In my opinion, there is nothing better than an easy apple crumble with oats topping drizzled in custard.

With the colder nights drawing in, I love warm desserts with custard and fruit crumble is one of these easy and delicious desserts that are perfect for when the winter wind is blowing and we are wishing for snow. Ensuring you have a healthy oat crumble topping recipe is a must have.
Why you’ll love this Crumble Topping with Oats recipe
The added fibre from using oats in your easy crumble topping recipe makes this a healthy oat crumble topping. So you can add the cream, custard and ice cream on without guilt.
It’s really versatile, your crumble can be used for an easy apple crumble with oats, or for a Christmas Crumble. You can use your crumble topping with any of your favourite fruit.
This is the best crumble topping with oats because it’s so easy. You can even get the family involved in crumbling the ingredients together with your (clean) hands.
Top Questions
Do you put oats in apple crumble?
Can I use porridge oats instead of quick oats?
Are Rolled Oats Healthier Than Quick Oats?
What spices can you add to an oat crumble topping?
Ingredients
For the full recipe and instructions scroll to the bottom of the page for the recipe card.
OATS
Any rolled oats work for this healthy crumble topping with oats recipe, personally, I love Quaker oats as they make a wonderful Quaker Oat crumble topping. But any of your supermarket-branded oats will make the best crumble topping with oats.
BUTTER
Room temperature and unsalted is always best for baking, if your butter is too hard pop it in the microwave for 10 seconds. Be sure to cube it too.
FLOUR
In an ideal world, plain or wholemeal flour is best for your easy apple crumble with oats but you can use self-raising if it’s all you have.
SUGAR
One of the best ingredients for baking. Adding a little sugar to your oats crumble topping is the perfect way to sweeten up your easy crumble topping with oats.
How to make Crumble Topping with Oats – step by step


- Combine your flour, sugar and oats
- Add your cubed room temperature butter.


- Crumble together all the ingredients until they make form the classic crumbly texture.
- Now your easy healthy crumble topping with oats is ready to top your favourite fruity crumbles with.
Crumble Topping with Oats Top Tips
- Make sure your butter is at room temperature, this will make it easier to crumble together. Get it out about 20 minutes before you intend to make the healthy crumble topping with oats.
- Freeze your crumble topping so you always have easy oats crumble topping when you have a craving.
- Get the family involved in making your healthy oats crumble topping UK. It’s a simple recipe and mixing the ingredients with your hands is so much fun.
Serving Suggestions
As this crumble topping with oats is just one element of a crumble recipe the best way to serve your healthy crumble topping with oats is with your favourite cooked fruit. I’ve listed my favourite crumble recipes below.
Turn thehealthy oat crumble topping UK into a warm and festive dessert, the Christmas crumble uses cooked, spiced apples and dried cranberries. Perfect with a big glass of mulled wine.
Apple and Blackberry Crumble
- Once again, those cooked apples make an appearance but this time, with the wonderfully autumnal blackberry.
Equipment
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- 20cm oven-proof dish a pie dish works perfectly
- Kitchen Scales
- Mixing bowl
- Teaspoon
Substitutions and variations
You can swap any of these fruits out for your favourites. I have tried plums, summer berry crumble and even peach crumble. The world is your oyster.
Gluten-Free Crumble Topping Recipe
Be sure to use gluten-free flour in your crumble topping and double-check that your oats were made in a gluten-free factory.
Storing easy crumble topping with oats / Making ahead-of-time options
The best thing about this easy crumble topping with oats is that it can be frozen in a freezer-safe container or bag and used when you are ready for a wonderful and healthy crumble.
Once it’s defrosted, you can bake the crumble with your fruit and you’re ready.
FAQS
Do you put oats in apple crumble?
Yes! You do put oats in apple crumble. Oats in apple crumble make your crumble tasty and even healthy!
Can I use porridge oats instead of quick oats?
You can swap out porridge oats instead of quick oats, they can often be used in a 1:1 ratio for your crumble recipe. However, they may result in a slightly thicker crumble.
Are Rolled Oats Healthier Than Quick Oats?
No, rolled oats are as healthy as quick oats. They offer the same nutritional value as each other. So you can use whichever oats you have on hand for your baking.
What spices can you add to an oat crumble topping?
You can use any of your favourite spices in an oat crumble topping, it will largely depend on your fruit. Try cinnamon with apple, or nutmeg with apple and blackberry.
Other Recipes you might like
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Recipe

Crumble Topping with Oats
Equipment
- 20cm oven-proof dish a pie dish works perfectly
Ingredients
- 200 g (1 ⅕ cups) plain flour / all purpose flour
- 150 g (5 2/7 oz) unsalted butter (cut into cubes)
- 75 g (2 ⅔ oz) golden caster sugar (or normal caster sugar)
- 100 g (1 ¼ cups) rolled oats
Instructions
- Put the flour, caster sugar and rolled oats and mix together along with any spices. I would recommend a sprinkle of cinnamon.200 g (1 ⅕ cups) plain flour / all purpose flour, 75 g (2 ⅔ oz) golden caster sugar, 100 g (1 ¼ cups) rolled oats
- Add the unsalted butter to the mixing bowl.150 g (5 2/7 oz) unsalted butter
- Rub the ingredients together with your fingers and thumbs to create a crumble texture.
- Set aside until you're ready to cook it. It can be kept in the fridge or even frozen for a later date.
How to bake a crumble
- Preheat the oven to 180ºC fan/ 356ºF/ Gas mark 4.
- Pour the crumble topping over your fruit and put it in the oven for 30-40 minutes until golden brown.
Video
Notes
Nutrition
Please note that the nutrition information provided above is approximate and meant as a guideline only.
I really love this super simple crumble topping. It’s perfect for pies, tarts or cakes.
Thank you! I’m glad you enjoyed it.
Just went apple picking. So glad I found your recipe! Looking forward to apple crisp later!
Happy crumble day!
Loving this crumbl topping. It’s perfect for apple season!
I agree. Apple season is one of the best times of year. Crumbles everywhere!
Love this crumble topping! Oats bring such a nice crunch and such a nice heartiness to a crumble topping.
I’m so glad you love it. Thank you for telling me. Oats really do make this crumble extra special.
This was such an easy crumble topping to make! I used it on top of some baked apples today and it was delicious!
Baked apples with crumble topping sounds delicious.
Perfect topping for those easy one pan desserts.
I couldn’t agree more.
Followed the ingredients but it turned out like a sticky ball, too much margarine maybe.
The consistency of margarine will definitely change the texture of the oat crumble topping. I would recommend using butter.