Orange Chocolate Millionaire's Shortbread

Instructions

1. 1

   Preheat your oven to 160°C (320°F) and line an 18x18cm baking tray with parchment paper.

2. 2

   In a large saucepan, melt the dark chocolate over low heat, stirring occasionally.

   Tip: Use a double boiler if necessary.

3. 3

   In a separate bowl, whisk together the granulated sugar, caster sugar, and salt.

   Tip: Ensure the bowl is large enough to hold the sugar mixture.

4. 4

   Add the melted chocolate to the sugar mixture and whisk until well combined.

   Tip: Avoid overmixing.

5. 5

   In a separate bowl, whisk together the butter, eggs, and orange zest.

   Tip: Ensure the eggs are at room temperature for best results.

6. 6

   Gradually pour the sugar-chocolate mixture into the butter mixture and whisk until smooth.

   Tip: Avoid overmixing.

7. 7

   Add the flour, milk powder, and orange juice to the mixture and whisk until just combined.

   Tip: Avoid overmixing.

8. 8

   Pour the mixture into the prepared baking tray and smooth the top.

   Tip: Ensure the mixture is evenly distributed.

9. 9

   Bake for 20-25 minutes or until the edges are lightly golden.

   Tip: Avoid overbaking.