Sea Salt Caramel Cookies (Metric)

Fondant

• 115 g marshmallow, mini
• 1 lime, zest only, no white pith, plus 1 tbsp juice
• 225 g icing sugar, plus extra to dust
• salt, to taste
• food colouring (any kind), desired colour
• 995 g water

Brittle

• 30 g butter, unsalted, cold, in 1 cube (approx. 2.5 cm x 2.5 cm x 2.5 cm)
• 255 g brown sugar
• 1065 g water, divided
• 1 tsp lemon juice

Cookie Dough

• 115 g butter, unsalted, in pieces
• 115 g icing sugar, plus extra to dust
• 270 g all purpose white flour
• ¼ tsp sea salt
• ½ tsp almond extract, natural
• 1 tsp vanilla extract, natural
• 1 egg, large
• 1 tsp lemon juice