Line a slice tin with baking paper
In a large bowl, mix together the melted milk chocolate, raspberry liquorice, marshmallows, dried strawberries, and pistachios until combined
Spread half the chocolate mixture into the tin
Spread half the pistachio katiaifi filling on top
Add the remaining chocolate mixture over the top
Sprinkle extra pistachios and press lightly
Refrigerate 1–2 hours until set
Slice into squares and serve
