Preheat oven to 180C
Mix maple syrup and seeds in a bowl, add pinch of salt if desired
Spoon mixture into moulds or cupcake cases ⅓ full and press down
Bake in the oven for 10 minutes, then leave to cool
Place a date on top of each one and gently push down to flatten
Melt chocolate in a bowl over a saucepan with two inches of water on low heat, stirring gently until melted
Stir tahini into the melted chocolate
Spoon chocolate mixture on top of each cup and chill until set
