The easiest and tastiest Biscoff refrigerator cake recipe - a great activity to make with kids!

Name: The easiest and tastiest Biscoff refrigerator cake recipe - a great activity to make with kids!
Prep time: 5 min
Cook time: 10 min
Total time: 15 min
Yield: 36 serving(s)
Ingredients: 400 g white chocolate, roughly chopped; 100 g unsalted butter; 175 g Lotus Biscoff spread; 200 g Lotus biscuits, broken into pieces; 100 g mini marshmallows; Caramel sauce, to drizzle (optional)

We’ve turned the nation’s favourite biscuit spread into a no-bake refrigerator cake! If you can’t find mini marshmallows use large ones and roughly chop them, or snip into smaller pieces with scissors, before using.

By The Good Housekeeping Cookery TeamUpdated: 21 May 2025

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This no-bake refrigerator Biscoff treat is so easy to rustle up and will soon become a firm favourite with kids and adults. It's so fun to make so kids will love getting involved - especially if a few mini marshmallows can be taste tested during preparation! Biscoff is the undisputed king of the sweet spreads for us and this dish is perfect for picnics, parties or if you feel like a sweet treat.

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Yields:

36 serving(s)

Prep Time:

5 mins

Cook Time:

10 mins

Total Time:

15 mins

Cal/Serv:

144

Ingredients

400 g
white chocolate, roughly chopped
100 g
unsalted butter
175 g
Lotus Biscoff spread
200 g
Lotus biscuits, broken into pieces
100 g
mini marshmallows
Caramel sauce, to drizzle (optional)

Directions

1. Step 1Line a 20.5cm square tin with baking parchment or a double layer of clingfilm, leaving excess hanging over the sides.
2. Step 2Melt the white chocolate, butter and Biscoff spread in a large heatproof bowl set over a pan of barely simmering water, stirring occasionally (it will look slightly grainy because of the spread).
3. Step 3Remove from heat and gently stir in the biscuits and marshmallows. Scrape into the prepared tin and chill for 3hr, until set.
4. Step 4Remove from tin and transfer to a board. Drizzle with caramel sauce, if using, and serve in squares.

GH TIPS:

To store: Store in an airtight container in the fridge for up to 5 days.

Want to make this with another favourite sweet spread? You could try Nutella, or pistachio cream instead for a fun twist!

For an easy bake that includes Biscoff, try our Biscoff tray bake cake that only uses three ingredients.