Baked Blueberry Oatmeal with Walnut Streusel Topping — Three Many Cooks

Ingredients

• 3 cups old-fashioned oatmeal
• 1½ cups brown sugar, divided
• 1½ teaspoons baking powder
• ¼ teaspoon salt
• 1 tablespoon finely grated orange zest (zest of about 1 orange)
• 2 teaspoons cinnamon, divided
• 3 cups almond milk (we used Califia Farms Toasted Coconut Almond Milk)
• 1 tablespoon vanilla extract
• 2 eggs
• 2 cups fresh blueberries, divided
• ¾ cup all-purpose bleached flour
• 6 tablespoons butter, melted but not hot
• ½ cup coarsely walnuts