Double Chocolate Overnight Oats

2026-09-04 Recipe Author Markas Kriaučiūnas

Double Chocolate Overnight Oats
Author's thoughts on the recipe

Double chocolate overnight oats are creamy, rich, and practical enough for a weekday breakfast, while still tasting like a chilled chocolate dessert. The oats soften overnight in milk and yoghurt, cocoa gives the mixture a deep chocolate flavour, and a small amount of chocolate or nut butter makes the texture smoother and more indulgent without turning the recipe heavy.

The key to good overnight oats is balance. Rolled oats need enough liquid to soften properly, cocoa needs a little sweetener to round out its bitterness, and chia seeds help the mixture thicken without becoming pasty. After chilling, the oats should be spoonable, creamy, and softly set, not dry or watery.

I have prepared overnight oats many times for busy mornings, and the best versions are always the ones that are mixed thoroughly before chilling and adjusted after resting. Cocoa powder can cling to dry oats if it is not stirred well, so I like to mix the wet ingredients first, then fold in the oats. That small step gives a more even chocolate flavour.

This recipe is especially useful when you want breakfast ready in advance. It keeps well in the fridge, travels easily in jars, and can be served with yoghurt, chopped hazelnuts, chocolate chips, banana slices, berries, or a spoonful of nut butter. It is sweet enough to feel satisfying, but still simple and nourishing enough for everyday eating.

Ingredients

    • Rolled oats: 120 g / 4.2 oz.
    • Milk: 240 ml / 1 US cup.
    • Greek yoghurt or thick natural yoghurt: 160 g / 5.6 oz.
    • Unsweetened cocoa powder: 18 g / 3 tablespoons.
    • Chia seeds: 12 g / 1 tablespoon.
    • Maple syrup or honey: 30 ml / 2 tablespoons.
    • Vanilla extract: 1 teaspoon.
    • Fine salt: 1 small pinch.
    • Dark chocolate chips or chopped dark chocolate: 30 g / 1 oz.
    • Chocolate hazelnut spread or smooth nut butter: 40 g / 1.4 oz.
    • Chopped hazelnuts: 25 g / 0.9 oz.
    • Extra yoghurt for layering: 100 g / 3.5 oz. 

    Recipe Directions

  1. 1. Choose the right oats: Use rolled oats rather than instant oats if you want a creamy but still pleasantly textured result. Instant oats soften faster, but they can make the mixture more paste-like after overnight chilling.
  2. 2. Mix the chocolate base: Add the milk, yoghurt, cocoa powder, maple syrup or honey, vanilla extract, and salt to a mixing bowl. Whisk until the cocoa is fully blended into the liquid and no dry cocoa pockets remain.
  3. 3. Add the thickening ingredients: Stir in the rolled oats and chia seeds. Mix slowly but thoroughly, scraping the sides and bottom of the bowl so every oat is coated in the chocolate mixture.
  4. 4. Fold in the first chocolate layer: Add the dark chocolate chips or chopped dark chocolate and stir again. The chocolate pieces add a deeper flavour and a pleasant bite once the oats have chilled.
  5. 5. Check the consistency before chilling: The mixture should look loose and slightly runny at this stage because the oats and chia seeds will absorb liquid as they rest. If it already looks very thick, add 1–2 tablespoons of milk.
  6. 6. Chill the oats: Cover the bowl or divide the mixture between jars. Refrigerate for at least 6 hours, preferably overnight, until the oats are soft and the mixture has thickened.
  7. 7. Stir after resting: In the morning, stir the oats well. This redistributes the liquid and makes the texture creamier. If the oats are too thick, loosen them with a splash of milk. If they are too thin, stir in a spoonful of yoghurt or a few extra oats and let them sit for 10 minutes.
  8. 8. Prepare the serving glasses: Spoon a layer of chocolate oats into each glass or jar. Add a layer of extra yoghurt, then continue with another layer of oats for a simple dessert-style presentation.
  9. 9. Add the topping: Warm the chocolate hazelnut spread or nut butter very briefly if needed so it can be drizzled easily. Spoon it over the top, then scatter with chopped hazelnuts.
  10. 10. Serve chilled: Serve the overnight oats straight from the fridge. For the best texture, eat them within 2 days, while the oats are creamy and the nuts still have some crunch.

FAQ

Frequently Asked Questions

▶ Why are my overnight oats too thick?

This usually happens when the oats or chia seeds absorb more liquid than expected. Stir in a little extra milk after chilling until the texture becomes creamy and spoonable again.

▶ Can I make these oats without chia seeds?

Yes. The oats will still soften, but the mixture will be a little looser. If skipping chia seeds, reduce the milk slightly or add an extra spoonful of yoghurt after chilling.

▶ What type of cocoa powder works best?

Unsweetened cocoa powder is best because it gives a clean chocolate flavour and lets you control the sweetness. Whisk it into the milk and yoghurt first so it does not form dry clumps in the oats.

▶ Can I prepare double chocolate overnight oats in advance?

Yes. They are ideal for meal preparation and keep well in the fridge for up to 2 days. Add the hazelnuts just before serving if you want them to stay crunchy.

▶ Can I use plant-based milk and yoghurt?

Yes. Oat milk, almond milk, soy milk, or coconut milk can all work. Use a thick plant-based yoghurt if you want a creamy texture similar to the original version.

▶ How can I make the oats less sweet or more dessert-like?

For a less sweet breakfast, reduce the maple syrup or honey and use dark chocolate. For a more dessert-like version, add extra chocolate hazelnut spread, sliced banana, or a few more chocolate chips on top.


global.recipe.nutrition

Nutrition information per 100 g of prepared dish

*Values are approximate. Nutritional values may vary depending on the ingredients used, their fat content, exact quantities, brands, and preparation method.

205 Calories (kcal)
7 g Protein
9 g Fat
24 g Carbohydrates
8 g Sugars
0.1 g Salt
Double Chocolate Overnight Oats
Recipe author Markas Kriaučiūnas

Markas Kriaučiūnas

Recipe Author

I am a food technologist, and to me, food is an adventure. I enjoy unique ingredient combinations, seasonal dishes, and desserts. I almost never cook the same dish twice, but I always choose healthy and delicious food.

I graduated from the Liutauras Čeprackas Culinary Academy and also attended the culinary studio of Gian Luca Demarco (an Italian chef). Additionally, I worked at the River Town restaurant in Vilnius for 5 years. Now, I try to share all of this experience with my readers on worldrecipes.eu