Salted caramel slice

Base

• 120 g unsalted butter, softened, plus extra for greasing
• 120 g self-raising flour
• 120 g raw sugar
• 80 g desiccated coconut

Caramel filling

• 790 g sweetened condensed milk
• 120 g unsalted butter, softened
• 100 g golden syrup

Topping

• 150 g dark chocolate, broken into pieces (3-4 cm)
• 20 g unsalted butter, softened
• coarse salt, for sprinkling