Blackberry Crisp Concrete - Oregon Raspberries & Blackberries

Ingredients

• 1 2/3 cups all-purpose flour
• ½ cup + 2 tablespoons brown sugar
• 1 ½ cups walnuts (other nuts work great here too, especially hazelnuts, but be sure to toast them first if not using walnuts)
• 1 teaspoon sea salt
• 1 teaspoon ground cinnamon
• 1 cup cold unsalted butter, cut into small cubes