Step 1

Place the sugar in the jug of your Thermomix and grind it for 20 seconds at speed 7.

Step 2

Add the pistachios and grind again for 20 seconds, this time at speed Repeat this process a second time if necessary.

Step 3

Add the white chocolate and grind for 20 seconds at speed 8 again.

Step 4

Now add the milk and butter and mix for 10 minutes/50C at speed 3.

Step 5

Once ready, pour it in a jar and place it in the fridge until cold.