In a large bowl whisk together the sweetened condensed milk, egg yolks, lemon zest, lemon juice, and heavy cream until fully combined.
Make Filling
Step 2
The filling should be fully combined, creamy with no lumps.
Make Filling
Step 3
Pour into pie shell and shake/spread into an even layer. Bake for 20-26 minutes, the pie filling should be set but the center should just slightly jiggle.
Bake the Pie
Step 4
When baked let the pie cool on a wire rack for an hour or so then cover in plastic wrap and chill in the fridge for at least 3 hours.
Chill Pie
Step 5
Add the whipped cream to the top of the chilled pie.