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Gluten-free Millionaire's Shortbread Recipe - BEST EVER!

Gluten-free Millionaire's Shortbread recipe - my BEST EVER version! You'd never know it was Coeliac-friendly and wheat-free too
Keyword baking recipes, gluten-free baking, gluten-free recipes
Prep Time 25 minutes
Cook Time 20 minutes
Inactive Time 3 hours
Total Time 3 hours 45 minutes
Servings 9 -16
Calories 415kcal
Author Bex

Ingredients

For the shortbread base

  • 300 g gluten free plain flour
  • 1/4 tsp xanthan gum (optional - but it helps!)
  • 100 g caster sugar
  • 200 g butter softened

For the caramel

  • 185 g butter
  • 35 g golden caster sugar
  • 65 g golden syrup
  • 397 g condensed milk 1 tin

For the chocolate topping

  • 200 g milk chocolate
  • 80 g white chocolate

Instructions

  • Firstly, line a 9in (20cm) square tin with non-stick baking paper, make sure you have excess baking paper coming up over the sides of the tin to make it easier to lift your bake out later. Preheat your oven to around 160C Fan (180C).
  • Cream together your softened butter and caster sugar using an electric hand whisk until light and fluffy (you can do this by hand it will just take longer!).
  • Once combined, add in your gluten free plain flour and xanthan gum (if using). Mix together once more. Use your hands to bring the dough together into a ball. It will be a little crumbly but only slightly - its shortbread so it's not a problem!
  • Press your dough into your pre-prepared tin. Push it right into the corners and try to make it nice and evenly flat. Prick the top all over with a fork and place in the oven for 20-22 minutes until slightly golden on top. Put to one side and allow to cool.
  • To make your caramel, place all your caramel ingredients into a saucepan on a low/medium heat. Allow the butter to melt and the sugar to dissolve. Mix well to ensure it doesn't stick to the bottom and is combined.
  • Turn the heat up so the mixture starts to bubble a little. Keep stirring continuously for 5-8 minutes, the mixture should have thickened and also developed into a darker golden colour.
  • Pour the caramel carefully and evenly over the shortbread base and place in the fridge for about 2 hours to set.
  • Once your caramel is set, melt your milk and white chocolate in separate bowls. Pour the milk chocolate over the caramel, spreading it to the sides. Drizzle over the white chocolate and drag a skewer through it to make a pattern. Place in the fridge to set for another hour or so.
  • Remove from the tin (I leave it out for about 20 minutes before slicing to warm up a little or else he chocolate can be hard to cut), cut into slices using a warm knife (this helps the top not crack) and enjoy!

Video

Notes

This caramel recipe has been updated as of October 2020! But if you prefer the old version, here it is - the method remains the same (I know lots of you were a fan of this one!):
  • 175 g butter
  • 165 g light brown sugar
  • 60 ml golden syrup
  • 1 tin of condensed milk (tin is 397g)
  • 1/4 tsp salt
I have also changed as of October 2020 the method in which the shortbread base is made - I used to rub the butter and flour together to form breadcrumbs, however, creaming the butter and sugar and then adding the flour I find makes a better textured shortbread for supporting the caramel and chocolate above it. The ingredients are exactly the same as they were before for this :)
You don't have to chill the caramel or chocolate layers in the fridge - you can do this at room temp (as long as you don't live somewhere super hot!!) - it will just take longer.
Want to make the caramel a salted caramel? Just add a tsp of good quality salt (like Maldon Sea Salt) to the caramel whilst cooking it and stir it in.

Nutrition

Serving: 1grams | Calories: 415kcal | Carbohydrates: 46g | Protein: 4g | Fat: 25g | Saturated Fat: 15g | Polyunsaturated Fat: 7g | Trans Fat: 1g | Cholesterol: 55mg | Sodium: 211mg | Fiber: 1g | Sugar: 29g