Preheat oven on 400F. Roll out the dough on parchment paper, place in your pie pan and prick the base with the tip of a fork. Cover with parchment paper and place fried beans on top. Bake for 8 minutes.
Break the eggs in a bowl and add soy cream, sugar, almonds and ground pistachios. Beat well.
Wash and dry the grapes.
Take the dough out of the oven, remove haricots and parchment paper. Pour the cream mixture onto the dough then arrange grapes on top.