4.93 from 13 votes

Easy Chocolate Tiffin Recipe

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Chocolate tiffin is a classic fridge cake made with crushed digestives, butter, cocoa and chocolate. Prepped in 15 minutes & dangerously good!
Prep time: 10 minutes
Total Time: 10 minutes
£0.27
Makes: 16
Snack
British
Freezable

When craving something sweet, I don’t always want to turn on the oven and wait for it to bake; that’s why this easy chocolate tiffin recipe is great! It’s a classic no-bake chocolate biscuit cake and it only takes about 10 minutes to throw together before the fridge does all the work. If you’re a fan of easy traybakes, the Best Flapjacks Recipe is another one worth making!

Tiffin Cake pieces piled on top of each other.

A Quick Look At The Recipe

  • Recipe Name: Easy Chocolate Tiffin Recipe
  • 🕦 Ready in: 10 minutes
  • 🤝 Serves: 16
  • 🍴 Calories: 361kcal
  • 🧑‍🍳 Main ingredients: milk chocolate, digestive biscuits, salted butter, dark chocolate
  • Summary: Chocolate tiffin is a classic fridge cake made with crushed digestives, butter, cocoa and chocolate. Prepped in minutes & dangerously good!

Why you’ll love this recipe

  • Easy steps: This easy chocolate tiffin recipe only requires four steps, from prep to ready-to-eat tiffin cake. The ingredients are also so easy to find at the supermarket – you may even already have it all in your pantry from making this Mini Egg Cheesecake.
  • Make-ahead: Tiffin recipes are a favourite make-ahead dessert for special occasions or even a treat during the week. Like this Easy Nutella Puff Pastry, you can freeze tiffin bars after they are set and then defrost them as needed.
  • So delicious: This recipe for tiffin is a quick way to satisfy your sweet tooth. I’ve even snuck raisins into the recipe for an added fibre boost!

Here’s some more deserts you can try: Simple & Easy Brownies, Peanut Butter Rice Krispie Treats and Chocolate Rice Cakes with Peanut Butter.

Ingredients

Ingredients to make a Tiffin Cake.
  • Salted Butter: Salted butter is a great way to bring out the sweetness of the chocolate in this tiffin recipe. You can also use unsalted butter, though it will slightly change the flavour of this tiffin recipe.
  • Plain Chocolate: You can use any cocoa solids, as long as they are around 50-60% for that classic tiffin taste. You can use some of it to make this Giant Chocolate Cornflake Cake as well!
  • Digestive Biscuits: Using digestive biscuits is another excellent way to increase the fibre content of this easy tiffin recipe. If you’re in the US, graham crackers work too. Some people also swear by Rich Tea biscuits for a slightly lighter crumb – I’ve tried both and honestly, digestives win every time.
  • Milk Chocolate: Using milk chocolate as a drizzle on top of the tiffin dessert will help add a touch more sweetness. You can also use dark chocolate if you prefer the flavour.

See the recipe card for full information on ingredients and quantities.

Variations/ Adaptations

  • Vegan: Like most desserts, this tiffin tray bake is already vegetarian, but a few ingredient swaps will help you turn this into a delicious vegan dessert. Use vegan or non-dairy butter instead of salted butter and ensure the milk chocolate and cocoa solids are vegan. Use a 1:1 ratio for each swap in this tiffin recipe.
  • Gluten-free: Swap the digestive biscuits in this chocolate tiffin fridge cake for your favourite gluten-free biscuits. Most supermarkets stock a good own-brand version! These Chocolate Protein Muffins can also be made gluten-free and are so delicious!
  • Different biscuits: Digestives are classic but ginger nuts are my favourite twist for the best tiffin recipe. They add a bit of warmth that works really well with the chocolate.

How to make Chocolate Tiffin Cake

  1. Place the butter in a medium saucepan and heat gently until the butter has melted (Image 1).
  2. Stir in the sugar, then add the chocolate and stir over a very low heat until melted and the mixture is smooth (Image 2).
Melted butter in one pan and then chocolate added in the second photo to melt with the butter.

3. Melt the chocolate in the pan (Image 3).

4. Add the raisins to the pan, then take 3-4 biscuits at a time and break them between your fingers into small chunks as you add them to the pan (Image 4).

Chocolate melted in the pan in the first shot and then crumbled biscuits added to pan in second photo.

5. Stir well until all the biscuits are coated in chocolate and line a 20cm shallow square tin with baking paper, then add the mixture and press it down as flat and smooth as you can. (Image 5).

6. Leave to set in the fridge for a couple of hours (or freeze for 20 minutes). (Image 6).

Chocolate in the pan with the crumble biscuits mixed together and then cake mix added to a square baking dish on parchment paper.

7. To make the topping, melt the milk chocolate with the oil in a bowl over a pan of gently simmering water (or in the microwave in 30 second bursts) then spread over the tiffin. (Image 7).

8. Leave to set again before cutting into squares. (Image 8).

Tiffin Cake in square baking dish on parchment paper and second shot with chocolate topping.

Some favourite recipes of mine using chocolate chips are these Chocolate Chip Baked Oats and Chocolate Chip Microwave Cookies.

Tips for the best result

While learning how to make Tiffin, implement these tips and tricks to help you make the best bars every time!

  • Avoid fully crushing the digestive biscuits. If you leave some slightly larger bits, you’ll have an even better dessert. These unevenly crushed biscuits help keep the texture fun as you bite into the bars.
  • It can be challenging to wait for this tiffin recipe to set in the fridge, as it will look delicious when put together. However, this is one of the most important steps. If you don’t allow the bars to set, they will be challenging to slice through.
  • After allowing the bars to set, bring them out of the fridge and let them come to room temperature before slicing. By allowing the temperature to rise slightly, they will be much easier to cut. As a bonus, this tip also helps you to avoid cracking the top chocolate layer while slicing the bars.
  • While not necessary, you can add a dusting of cocoa powder to the top for an even prettier presentation. Use this tip to impress guests when serving the bars.
Tiffin Cake cut into squares and piled on a wooden oval chopping board.

What is Tiffin Cake?

If you’ve never come across it before, tiffin cake is a classic no-bake traybake made with crushed biscuits, butter, sugar, and chocolate. It’s sometimes called fridge cake or chocolate concrete, and it’s been a staple in Scottish cafes for decades.

The big question people always ask: is tiffin the same as Rocky Road? Not quite. Tiffin uses a butter and cocoa base to bind everything together, while Rocky Road is made with melted chocolate and usually has marshmallows in the mix, like my Easter Rocky Road. Both are delicious, but tiffin has that slightly more fudgy, dense bite that I think is just better.

You’ll also sometimes see it called chocolate tiffin bars, tiffin bar, or even tiffin chocolate – whatever you call it, it’s the same glorious thing!

Serving Suggestions

These chocolate tiffin bars are great just as they are with a cup of tea or coffee, that’s honestly how I eat them 90% of the time! If you’re serving them as a tiffin dessert at a dinner party or gathering, a small scoop of vanilla ice cream alongside could work beautifully.

Leftover Storage and Reheat Instructions

Refrigerator: Store any leftover tiffin in an airtight container in the fridge for up to 5 days. I actually think it tastes even better on day two once everything has really set and the flavours have had time to come together.

Freezer: If you want to freeze it, wrap the whole slab (unsliced) in two layers of cling film and pop it in the freezer for up to 3 months. When you’re ready to eat it, take it out and let it defrost in the fridge or on the counter for a few hours, then slice into squares. Freezing individual squares also works if you want to grab one at a time, and they defrost in about 30-40 minutes at room temperature.

Reheat: There’s no reheating needed, so just grab a square straight from the fridge!

A piece of Tiffin cake being held above lots of pieces of Tiffin cake on a board.

FAQs

Is tiffin cake the same as rocky road?

Good question! Rocky Road contains melted chocolate to bind everything and almost always has marshmallows mixed in. Tiffin uses a butter, sugar, and cocoa mixture as the base instead. That’s what gives it that denser, fudgier texture. Some recipes blur the lines, but a a good old-fashioned tiffin recipe like this doesn’t have marshmallows.

Can you use different types of biscuits to make tiffin cake?

Yes, try making it with some shortbread biscuits, rich tea or ginger nut biscuits if you want a twist. If you are in the US try graham crackers.

Can I refrigerate this tiffin recipe?

Yes! You can refrigerate any leftovers you have for this recipe. Ensure you put the leftovers in an airtight container first. Then, you can keep the bars in the fridge for up to a week.

Can I freeze tiffin?

Yes! If you know you won’t be able to eat the remaining tiffins, you can freeze them for up to three months. Instead of slicing the dessert into individual squares, leave the tiffin bar whole. Wrap it in two layers of cling film, then place it in your freezer.
When ready to serve the bars, you can remove them from the freezer to thaw. It takes about six hours for the tiffin to defrost. Then, slice it into pieces, and the tiffin squares are ready to eat.

What is chocolate tiffin cake also known as?

Tiffin goes by a lot of names! You’ll hear it called fridge cake, chocolate biscuit cake, chocolate concrete, or no-bake chocolate slice depending on where you’re from. In Scotland it’s almost always called tiffin, but wherever you grew up, it’s likely you’ve had some version of it.

Other sweet recipes you should try: Nutella Blended Baked Oats, Quick Chocolate Cream Cheese Frosting and Kinder Bueno Chocolate Mug Cake,

If you tried this Chocolate Tiffin Recipe, it would mean so much to me if you couldleave a review & a star rating to let me know how you found it! I love hearing about your experiences – it motivates me to keep creating more and more recipes for you guys 💛 Let’s get cooking! – Mimi x

Easy Chocolate Tiffin Recipe

Print
4.93 from 13 votes
Prep Time: 10 minutes
Total Time: 10 minutes
£0.27
Snack
British
Freezable
Servings: 16
Chocolate tiffin is a classic fridge cake made with crushed digestives, butter, cocoa and chocolate. Prepped in 15 minutes & dangerously good!

Ingredients

  • 200 g salted butter (£2.00)
  • 100 g Tate And Lyle Caster Sugar (£1.40/5)=(£0.28)
  • 200 g plain chocolate, 50-60% cocoa solids, roughly broken up (£0.33x2)=(£0.66)
  • 100 g raisins (£1.25/5)=(£0.25)
  • 300 g digestive biscuits (£0.50)

For the topping

  • 200 g milk chocolate, roughly broken up (£0.33x2)=(£0.66)
  • ¼ tsp vegetable oil

Method

  • Place the butter in a medium saucepan and heat gently until melted. Stir in the sugar, then add the chocolate and stir over a very low heat until melted and the mixture is smooth.
  • Add the raisins to the pan, then take 3-4 biscuits at a time and break them between your fingers into small chunks as you add them to the pan. Stir well until all the biscuits are coated in chocolate.
  • Line a 20cm shallow square tin with baking paper, then add the mixture and press it down as flat and smooth as you can. Leave to set in the fridge for a couple of hours (or freeze for 20 minutes)
  • To make the topping, melt the milk chocolate with the oil in a bowl over a pan of gently simmering water (or in the microwave in 30 second bursts) then spread over the tiffin and leave to set again before cutting into squares.

Tip – the oil in the milk chocolate makes it easier to cut – but you only need a little!

    Notes

    • Keep some slightly larger bits of digestive biscuits to improve texture
    • Allow Tiffin recipe to fully set in the fridge
    • Bring Tiffin to room temperature before slicing to avoid cracking the chocolate layer
    • Dust with cocoa powder for a prettier presentation (optional)

    Nutrition

    Servings: 16 servings
    Fat: 22g
    Calories: 361kcal
    Carbohydrates: 37g
    Protein: 3g
    4.93 from 13 votes (13 ratings without comment)

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