Blend brown sugar and butter and melt in a pan placed over a pan of hot water.
Add castor sugar, eggs, maple syrup and milk, mix well and cook till thickened a bit (all over hot water).
Remove from heat and mix in pecans, vanilla and salt.
Pour mixture into the unbaked shell and bake for an hour in a pre-heated oven.
Key Ingredients: brown sugar, butter, castor sugar, egg, milk, vanilla essence, salt