01 -
Set oven to 350°F. Line an 8-inch square pan with parchment, leaving some extra hanging over the sides for easy lifting later.
02 -
Stir together the flour, sugar, and salt in a bowl. Add the cold butter and mix until you’ve got tiny chunks. Add vanilla last, mix until just combined, and press into the prepared pan.
03 -
Pop the crust into the oven and bake for about 10 minutes.
04 -
Combine the brown sugar, cream, eggs, melted butter, cornstarch, vanilla, and salt in a bowl. Whisk it all together until it’s smooth and lump-free.
05 -
Carefully pour the filling over the still-warm crust and bake for 25 minutes. The edges will crisp up, but the center should wiggle a bit.
06 -
Let it cool completely on the counter first. Then stick it in the fridge for 2-3 hours until firm. Use those parchment handles to lift it out and cut it into 16 pieces.