Pear, Cranberry, and Ginger Pies

INGREDIENTS

Crust:

1 1/3 cups

all-purpose flour

1 tsp

sugar

1/2 tsp

kosher salt

1/2 cup

cold unsalted butter, cubed

to 4 tablespoons whole buttermilk, chilled

Filling:

3 cups

fresh or frozen cranberries

pears, sliced

1 1/2 cups

sugar

1/4 cup

all-purpose flour

(1-inch) piece fresh ginger, minced

Topping:

3/4 cup

old-fashioned oats

1/4 cup

all-purpose flour

1/4 cup

firmly packed light brown sugar

1/4 cup

unsalted butter, melted