Mint, Berries and Maple Choux Pastry Buns - Maple from Canada

Ingredients

• 90g unsalted butter
• 100g maple sugar
• 100g plain flour
• 250ml milk
• 100g unsalted butter
• ¼ tsp salt
• 1 tbsp of pure maple syrup (preferably amber syrup for its rich taste)
• 150g plain flour
• 4 eggs, lightly beaten
• 200ml double cream
• 50g mascarpone
• 4 tbsp pure maple syrup (preferably amber syrup for its rich taste)
• 200g mixture of berries (we used blueberry, strawberry and raspberry)
• Handful of fresh mint, chopped