Peach Raspberry Crumb Bars - The BakerMama

Ingredients

• 3 cups fresh raspberries
• 3 cups chopped fresh peaches, peeled & seed removed first
• 3/4 cup granulated sugar
• 2 tablespoons cornstarch
• 2 cups all-purpose flour
• 1 cup old-fashioned oats
• 1/2 cup granulated sugar
• 1/2 cup light brown sugar
• 1 teaspoon cinnamon
• 1/4 teaspoon kosher salt
• 1 cup (2 sticks) unsalted butter, melted & slightly cooled
• 1 large egg, lightly beaten
• 1 teaspoon vanilla