Blackberry-Lemon Pudding Cake

Ingredients

• 1/4 cup 1/4 cup
• 2/3 cup granulated sugar
• 1/8 tsp salt
• 1/8 tsp ground nutmeg
• 1 cup low-fat buttermilk
• 1 tsp grated lemon rind
• 1/4 cup fresh lemon juice
• 2 tbsp butter, melted
• 2 large egg yolks
• 3 large egg whites
• 1/4 cup granulated sugar
• 1 1/2 cups blackberries
• Amount Cooking spray
• 3/4 tsp powdered sugar