Ginger-Cinnamon Apple Crisp

INGREDIENTS

Nonstick cooking spray

3/4 cup

packed dark brown sugar

1/2 cup

all-purpose flour

1 1/2 tsp

ground ginger

1 tsp

ground cinnamon

salt

6 tbsp

unsalted butter, cut into pieces

1/2 cup

chopped walnuts

1/2 cup

chopped pecans

1/2 cup

packed dark brown sugar

1/4 cup

Clabber Girl Cornstarch or cornstarch

3/4 tsp

ground ginger

1/2 tsp

ground cinnamon

3 lb

Granny Smith apples, peeled, cored and thinly sliced (about 8 cups)

Vanilla ice cream or whipped cream (optional)