• For six to eight small portions[it is very rich ]
• For the crust
• 100gm butter melted
• 250gm digestive biscuits
• a little extra butter to grease pie plate-A 21 cm pie plate
• For the filling
• 4 large egg yolks
• 1 can [397gm]condensed milk
• juice and grated zest of 3 limes plus extra lime zest to decorate
• 250ml double cream

preheat oven to 160[fan] and grease pie plate
crush biscuits in food processor and add melted butter
Press resulting crumbs into pie plate and up the sides
Bake for 20 mins until gold and cool completely.

For the filling put the egg yolks condensed milk lime juice and zest in a bowl and mix well. pour into cold crust and place in fan oven at 130 for 20 mins. Cool completely and chill overnight. When ready to serve whip cream and spread over pie. Grate a little lime zest to decorate