Sliced Sweet Potato Pie

INGREDIENTS

1 tsp

Orange, loosely packed zest

2 1/2

lbs Sweet potatoes, small slender

2 tbsp

All-purpose flour

1/2 cup

Brown sugar, firmly packed light

1/2 cup

Granulated sugar

2 tsp

Pumpkin pie spice

1 tsp

Streusel topping

1/2 tsp

Table salt

1/2 14.1 ounce package

Piecrusts, refrigerated

2 cups

(4- x 1-inch) orange peel strips