In a sauce pan add the mango puree, sugar and lemon juice and bring it to boil over medium heat. Boil for 2-3 minutes.
Dissolve agar-agar in two tablespoons of luke warm water, add agar-agar to the mango pulp, boil for about 2 minutes mixing continuously, making sure there are no lumps.
Turn off the heat, whisk for few minutes.
Pour the mango puree over coconut, coconut milk should be little firm.
Refrigerate for about three hours before serving. Slice the panna cotta in individual serving pieces. White and yellow makes this look beautiful.
Mango panna cotta can be refrigerated for 5-6 days. Enjoy!