Cranberry Oat Bars - Cajun Sugar Pie

Ingredients

• 2 cups fresh or frozen cranberries
• 1 cup granulated sugar
• 1 tbsp orange juice
• 1 ½ cups unbleached all-purpose flour
• 1 cup oats
• 1 tsp cinnamon
• 1 cup packed brown sugar
• 1 tsp baking powder
• ¾ cup unsalted butter, softened
• ½ cup walnuts or pecans, chopped