Wild Blueberry Oat Bars – Kilted Chef

Ingredients

• 1 ½ cups (188g) all-purpose flour
• 1 cup (85g) + 2 Tbsp old-fashioned rolled oats, divide
• ½ cup (100g) packed light or dark brown sugar
• 1 tsp baking powder
• 1 tsp lemon zest
• ¼ tsp ground cinnamon
• ⅛ tsp salt
• 10 Tbsp (142g) unsalted butter, melted
• Filling
• 4 ½ cups (640g) frozen wild blueberries (do not thaw)
• ½ cup (100g) granulated sugar
• 2 ½ Tbsp (20g) cornstarch (increase slightly to account for extra liquid)
• 1 Tbsp lemon juice
• 2 tsp lemon zest