Seriously Simple: Crystalized ginger gives extra punch to apple streusel cake
Streusel:
1/2 cup brown sugar
1 teaspoon ground ginger
1/2 teaspoon cinnamon
1/2 cup all purpose flour
1/4 cup cold unsalted butter, cut into small pieces
1/2 cup finely chopped walnuts
Cake:
2 1/4 cups all purpose flour
1/2 teaspoon ground ginger
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