INGREDIENTS
for the crust:
1 cup
all-purpose flour
3 tbsp
granulated sugar
1 tbsp
cornstarch
1/4 tsp
salt
1/2 cup
unsalted butter, softened
for the filling:
1/4 tsp
saffron threads
3/4 cup
granulated sugar
2 tsp
Rangpur lime zest (substitute Persian or key limes if needed)
1 tbsp
cornstarch
1/4 tsp
salt
4
large eggs
1/2 cup
Rangpur lime juice (or Persian or key lime juice)
3 tbsp
unsalted butter, melted and cooled slightly
to serve:
2 tbsp
confectioners' sugar