Brown Sugar Lemon Meringue Tart

INGREDIENTS

For the crust:

1 tbsp

sugar

1/2 tsp

kosher salt

1 cup

all-purpose flour (, plus more for surface)

6 tbsp

chilled unsalted butter (, cut into small pieces)

large egg (, beaten to blend)

1 tsp

water

For the filling:

large eggs

1 1/2 cups

granulated sugar

1 tbsp

finely grated lemon zest

3/4 cup

freshly squeezed lemon juice

1 cup

heavy cream

For the meringue:

3/4 cup

egg whites

1/4 tsp

cream of tartar

1 1/2 cups

firmly packed light brown sugar