Cranberry Orange Muffins with Streusel Topping and Orange Glaze

FOR THE MUFFINS

all-purpose flour

whole wheat pastry flour (you can leave this out and use 2 cups of all-purpose if you prefer!)

baking soda

ground cinnamon

salt

chopped cranberries, fresh or frozen (do not thaw)

chopped pecans

large egg, at room temperature

packed light or dark brown sugar

granulated sugar

buttermilk

vegetable oil

vanilla extract

orange zest

FOR THE STREUSEL

all-purpose flour

chopped pecans

granulated sugar

unsalted butter, cold

ground cinnamon

FOR THE GLAZE

powdered sugar

orange juice

orange zest (or more to taste)