Sift the flour into a bowl, then add sugar and crushed cardamom seeds.
Rub in the butter until the mixture resembles breadcrumbs.
Add the egg yolk and gently bring together into a dough. Shape into a ball, wrap, and chill for 25–30 minutes.
Preheat oven to 190°C (170°C fan).
Roll out the pastry and line a 23cm tart tin. Trim excess.
Prick the base with a fork, line with baking paper, and fill with baking beans.
Bake for 30 minutes, remove beans, then bake 5 more minutes until dry.
For the filling, whisk eggs and sugar, then add cream and mango pulp. Mix until smooth.
Pour the mixture into the tart shell.
Bake for 30 minutes until set.
Turn off the oven and let the tart sit inside briefly.
Cool completely before removing.
This Alphonso mango tart recipe delivers a perfectly set, creamy filling every time.