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    Home » Recipes » Bars Brownies & Slices » Healthy Oat and Date Slice | Refined Sugar-Free & A Dairy-Free Option

    Healthy Oat and Date Slice | Refined Sugar-Free & A Dairy-Free Option

    Published: Feb 9, 2022 by Lucy · This post may contain affiliate links · 110 Comments

    Jump to Recipe
    Dark chocolate drizled over pieces of a healthy date & oat slice

    This Healthy Oat and Date Slice is so quick and easy to prepare! Filled with oats, chia seeds and dates... it's refined sugar-free, and there's a dairy-free option too...

    The perfect guilt-free treat to enjoy in well under an hour.

    Squares of a date and oat slice with dark chocolate drizzled on top, sitting on a white plate.

    Hello there! Let me introduce you to this deliciously healthy Oat and Date Slice. It's packed full of fibre, and with a sweet drizzle of melted dark chocolate over the top (or carob if you prefer) - an optional extra, but highly recommended!

    I have to tell you that this slice isn't overly sweet at all - in fact it's quite the opposite!! If you're after a sweeter treat, then my Date Crumble Slice is a total gem of a slice, and it also makes a most fabulous dessert with a scoop of vanilla ice-cream on the side.

    But if you're after a healthy guilt-free treat, then this little slice is for you!!

    Chocolate drizzled over pieces of a dense healthy slice.

    Why You're Going To Love This Recipe

    Oats & dates just seem to go hand in hand - a popular combo that is chewy, crunchy and sweet, not to mention how budget friendly they are as ingredients.

    • It's healthy! - this slice is full of fibre packed rolled oats, naturally sweet dates, honey, nutritious chia seeds and LSA (linseed, sunflower seeds and almonds).
    • Budget friendly - plain rolled oats are filling, nutritious and cheap to purchase, and pitted dates can be purchased at a very reasonable price at any supermarket.
    • Goes a long way - being a fibre packed slice, a small piece is really satisfying, and it will keep you going a long way too, as the natural sweetness of dates offer slow release energy.
    • One pot - that's it! Simmer the dates until softened, add the rest, and then bake - too easy!

    What You Need

    If you'd like this healthy Oat & Date slice to be dairy-free, just substitute the dark chocolate drizzled over the top for a dairy-free chocolate or carob (or leave it off completely).

    Note: Scroll to the recipe card at the bottom for the ingredients quantities and full detailed method!

    The ingredients for healthy oat & date slice in individual bowls
    • Pitted dates - these are easily available at all supermarkets or health food shops.
    • Water
    • Bi-carbonate of soda - also known as baking soda. Australia, New Zealand and the UK use the term bicarb soda, while the US refers to it as baking soda.
    • Rolled oats - or 'quick oats' if you have these on hand, either are fine to use.
    • Chia seeds - are incredibly easy to incorporate into many dishes as they are rather bland tasting, and yet full of health benefits, being loaded with vitamins, minerals and antioxidants. They were a staple in ancient Aztec and Maya diets - so they must be good for you!
    • LSA - a ground mixture of linseeds, sunflower seeds and almonds, and a good source of vitamin B and fibre. LSA is readily available in health food stores and can now be found in most supermarkets (find ready-ground LSA in the baking aisle, or with the seeds and nuts), or you can easily make your own.
    • Honey - use whatever brand your favourite honey is.
    • Dark chocolate - or substitute this with dairy-free chocolate or carob, if you prefer.
    Two dates placed in front of pieces of a healthy slice.

    Step By Step Instructions

    I love a recipe that doesn't end up with a kitchen bench full of dishes! Just one pot and spoon required here!

    Note: Scroll to the recipe card at the bottom for the ingredients quantities and full detailed method!

    Step 1 - Simmer The Dates

    Chop your dates and pop in the saucepan with the water. Bring to the boil, then simmer for approx 15 minutes, until the consistency thickens.

    A thick mixture of cooked dates in a pot with a spoon

    When the dates have softened and the mixture is quite thick, add the bi-carb soda and stir to combine (the mixture will froth up a little).

    Step 2 - Add Other Ingredients

    Add your rolled oats, chia seeds, LSA and honey, and mix well to combine.

    Rolled oats, chia and honey added to a pot with a spoon in it.

    If the mixture seems too wet, add a little more rolled oats, or if the mixture seems too dry, add a touch more water.

    A pot and spoon with a dense mixture in it on a marble bench.

    Step 3 - Bake

    Press your mixture firmly into a paper lined slice tray and bake at 180 degrees celcius for 30 minutes, until golden on top and firm to touch.

    An oat & date mixture pressed into a lined slice tin

    Allow the Oat & Date Slice to cool in the tray, then once cooled, drizzle over some melted dark chocolate - go on, you can treat yourself here!

    Note: If you'd like this slice to be dairy-free, simply drizzle dairy-free chocolate or carob over the top (or leave it off completely).

    Pieces of a fibre rich slice with some pitted dates on a wooden board.

    Expert Tips & FAQ's

    Can I use 'quick oats' instead of 'rolled oats'?

    Absolutely, either are fine to use, just whatever you have on hand works well in this healthy oat & date slice.

    What is LSA?

    LSA is a ground mixture of linseeds, sunflower seeds and almonds. This blend creates a tasty, nutty mixture that contains essential fats (omega 3 and omega 6 fatty acids), as well as Vitamin B and fibre. You can blend your own if you wish.

    Can I substitute the chocolate on top to make it more healthy?

    I love what the little drizzle of dark chocolate adds to this slice, however, if you want to go 'dairy-free', then you could source a 'dairy-free' chocolate. Another alternative would be to use carob instead of chocolate.

    How long does this healthy oat & date slice keep for?

    This slice can be kept in an airtight container at room temperature or in the fridge for up to a week. You can also wrap it well, either whole or as pieces, place in an airtight container and freeze for up to 3 months. Defrost completely before consuming.

    More Healthy Options

    My Honey, Date, Oat and Nut Energy Bars and Nutty Date & Oat Energy Balls are simply great as a post-workout boost or a mid-afternoon 'pick-me-up' as well as these healthy options!

    • The Very Best Homemade Muesli Bars
    • No-Bake Date & Almond Slice | 10 Minute Recipe
    • Peanut Butter Protein Balls
    A close up pieces of a healthy slice with dark chocolate drizzled on top, and served on a white plate

    WANT EVEN MORE DELICIOUS RECIPES? Subscribe to my newsletter or follow along on Facebook or Instagram. And if you love baking, then please come and join my Facebook cooking club group or subscribe to my YouTube channel. 

    Healthy Oat and Date Slice

    Oat and Date Slice

    This Healthy Oat and Date Slice is so quick and easy to prepare! Filled with oats, chia seeds and dates... it's the perfect clean eating treat!
    5 from 119 votes
    Print Pin Rate
    Course: Slices
    Cuisine: Healthy Choices
    Prep Time: 20 minutes
    Cook Time: 30 minutes
    Total Time: 50 minutes
    Servings: 16 serves
    Calories: 197kcal
    Author: Lucy - Bake Play Smile

    Ingredients

    • 300 g pitted dates roughly chopped
    • 500 g (2 cups) water
    • 1 ½ tsp bi-carb soda
    • 180 g (2 cups) rolled oats or quick oats
    • 2 tablespoons chia seeds
    • 2 tablespoons LSA ground linseed, almond and sunflower seeds (optional)
    • 2 tablespoons honey
    • 50 g dark chocolate to drizzle

    Instructions

    Conventional Method

    • Preheat the oven to 160 degrees fan forced (or 180 degrees conventional). Grease and line a 18cm x 28cm rectangular slice tin and set aside. 
    • Place the chopped dates into a saucepan with the water. Simmer for approximately 15 minutes or until softened and the consistency has started to thicken. 
    • Add the bi-carb soda and stir to combine (it will froth up). 
    • Add the rolled oats, chia seeds, LSA and honey and stir to combine. If the slice is a little too dry or wet, simply add more oats or water.
    • Press the mixture firmly into the slice tin.
    • Bake for approximately 30 minutes or until slightly golden and firm to the touch. 
    • Allow to cool in the tray. 
    • Drizzle over the dark chocolate.

    Thermomix Method

    • Preheat the oven to 160 degrees fan forced (or 180 degrees conventional). Grease and line a 18cm x 28cm rectangular slice tin and set aside. 
    • Place the dates into the Thermomix bowl and chop for 2 seconds, Speed 10. Scrape down the sides of the bowl and repeat. 
    • Add the water and cook for 6 minutes, Reverse, 90 degrees, Speed 3. 
    • Add the bi-carb soda and mix for 2 seconds, Reverse, Speed 2. 
    • Add the honey, oats, chia seeds and LSA and mix on Reverse, Speed 4 until combined (use the spatula to assist). If the slice is a little too dry or wet, simply add more oats or water.
    • Press the mixture firmly into the slice tin.
    • Bake for approximately 30 minutes or until slightly golden and firm to the touch. 
    • Allow to cool in the tray. 
    • Drizzle over the dark chocolate.

    Notes

    RECIPE NOTES & TIPS
    Ingredient Notes:
    • Rolled oats or quick oats - either are fine to use in this recipe.
    • LSA is a ground mixture of linseeds, sunflower seeds and almonds.This blend creates a tasty, nutty mixture that contains essential fats (omega 3 and omega 6 fatty acids), as well as Vitamin B and fibre. You can blend your own if you wish.
    • Dairy free option - you could source a 'dairy-free' chocolate. Another alternative would be to use carob instead of chocolate.
    More Recipe Tips:
    • This slice is not overly sweet - and it will stay soft as it has a similar texture to a dense banana bread. 
    • Storing - this slice can be kept in an airtight container at room temperature or in the fridge for up to a week.
    • Freezing - wrap well in foil, either whole or as pieces, in an airtight container and freeze for up to 3 months. Defrost completely before consuming.

    Nutrition

    Calories: 197kcal | Carbohydrates: 39g | Protein: 5g | Fat: 4g | Saturated Fat: 1g | Cholesterol: 1mg | Sodium: 136mg | Potassium: 263mg | Fiber: 5g | Sugar: 15g | Vitamin A: 10IU | Vitamin C: 0.1mg | Calcium: 34mg | Iron: 2.1mg
    Did you try this recipe?Mention @BakePlaySmileBlog or tag #BakePlaySmile!
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    Reader Interactions

    Comments

    1. Humaira

      July 17, 2022 at 7:48 pm

      Hi ya
      Theses look so yummy can’t wait to make can I ask you Is it 197calories per a slice ?

      Reply
      • Lucy

        August 03, 2022 at 4:35 pm

        Yes the calorie info is per slice! I hope you enjoy it!

        Reply
    2. Lauren

      June 30, 2022 at 7:19 am

      Hi, how many calories is this per slice please? Sounds delicious! Can’t wait to try 🙂

      Reply
      • Lucy

        June 30, 2022 at 7:42 am

        Hi Lauren, you can find all of the calorie info you need in the recipe card at the bottom of the post 🙂

        Reply
      • Sarah

        July 24, 2022 at 4:33 pm

        5 stars
        Ok this is a new favourite recipe!! So easy to make and is a better "treat" option than all the oreos I've been putting away haha. I add coconut and pumpkin seeds and it comes out sooo good. I use 70% dark chocolate (maybe a little more than 50g... oops( on top and it's perfect. The oats and LSA are great for me as I am breastfeeding. Thank you!!

        Reply
        • Lucy

          August 03, 2022 at 4:28 pm

          Fantastic!!!!

          Reply
    3. Mon

      March 28, 2022 at 7:45 pm

      5 stars
      Mine was soggy or soft even after cooked 🙁 it tastes alright but maybe i should have added less water or more Oates. I’m not a cook cook tho so 🙁

      Reply
      • Lucy

        March 29, 2022 at 8:52 am

        Hi Mon, this slice is quite soft due to the dates - however, if it was 'soggy' it sounds like it may have needed a bit longer in the oven 🙂

        Reply
    4. S

      February 23, 2022 at 12:00 am

      Hello can I remove the almonds for
      School?

      Reply
      • Lucy

        February 23, 2022 at 7:53 am

        Hi there, you can simply omit the LSA 🙂

        Reply
    5. Claire

      August 18, 2020 at 1:51 pm

      Absolutely delicious I added shredded coconut to mine

      Reply
      • Lucy

        August 19, 2020 at 8:41 am

        Fantastic!!!

        Reply
      • Cheryl

        August 20, 2020 at 8:22 pm

        How much coconut did you add please?

        Reply
        • Kelsey

          August 28, 2022 at 5:23 pm

          Can this be done without the chia seeds?

          Reply
          • Lucy

            August 29, 2022 at 8:15 am

            Yes it can 🙂

            Reply
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    I’m Lucy! A mum, a wife, a food blogger and a lover of all things to do with food! I love creating delicious, no-fuss Thermomix and conventional recipes the whole family will love. Classic baking favourites, lunch box snacks, quick and easy family dinners and more!

    More about me →

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