INGREDIENTS
Dough
3 2/3 cups
flour
1 cup
sugar
1 1/2 tsp
kosher salt
1 1/2 cups
plus 3 tbsp unsalted butter (cut into 1/2-inch cubes, frozen)
1/2 cup
ice cold water
1
large egg (beaten)
Raw sugar
Filling
3 cups
rhubarb (chopped)
1
large Honey Crisp Apple (diced)
1 tbsp
butter
1 1/2 cups
sugar
2 tsp
finely grated lemon zest
2 tbsp
fresh lemon juice