Rhubarb Raspberry Pie With Streusel Topping - Grit

Ingredients

• 2 cups rhubarb (if frozen, thaw completely, drain, and pat dry)
• 2 cups raspberries (if frozen, thaw completely and drain)
• 2 tablespoons butter, melted
• 1 tablespoon vanilla extract
• 3/4 cup granulated sugar
• 1/2 cup all-purpose flour
• 3/4 cup all-purpose flour
• 1/2 teaspoon cinnamon
• 1/2 cup brown sugar
• 3/4 cup rolled oats
• 1/2 cup butter