Summer Fest: Peach and Blueberry Cobbler

INGREDIENTS

• 12 ripe peaches
• 2 cups blueberries
• 1 tbsp flour
• 1 tsp lemon juice
• 1 tsp lemon zest
• 1 tsp salt
• 2 tbsp brown sugar
• 1 1/4 cup flour
• 1/3 cup brown sugar
• 2 tsp baking powder
• 1 tsp cinnamon
• 1/2 tsp salt
• 6 tbsp butter, chilled
• 1 egg
• 1/2 cup buttermilk (or 1/2 cup milk with a squeeze of lemon juice if you don’t have buttermilk)
• 1 vanilla bean, seeds removed
• For the Filling:
• For the topping: