2 medium bananas
1/2 cup (packed) light brown sugar
1/4 cup granulated sugar
  grated zest of 1 orange
2 large eggs
1/4 cup canola oil
1/2 teaspoon pure orange extract
1/2 teaspoon vanilla extract
1 cup unbleached all-purpose flour
1/4 teaspoon baking soda
1/2 teaspoon baking powder
1/4 teaspoon salt
1/4 cup buttermilk
1 cup Earth Farm Organic Dried Cranberries
1/2 cup chopped toasted walnuts (optional)