Preheat the oven to 180'C
Whisk the eggs and Sugar
Add the butter and whisk until thoroughly combined
Add the flour, baking powder and sea salt and by hand, mix with a spatula until you have an even dough.
Grease and lightly flour a cake tin with a removable base.
Put the dough into the cake tin and using a spatula to evenly distribute and level the dough. This is probably easier by holding the spatula still and continuously turning the tin
Bake at 180C for 20 minutes
Remove the base from out of the cake tin, allow to cool for 10 minutes or so before removing the shortbread onto the cooling rack.
When cool and just before serving, put the short bread onto a cake plate or other very flat plate. Cover with fromage frais and then place the raspberries all over the tart.