1/4 cup Sugar
1 teaspoon ground cinnamon
1/2 cup whole wheat pastry flour
1/2 teaspoon pure vanilla extract
1 stick salted butter (1/2 cup, cut into 8 pieces and softened)
1/4 cup brown sugar (packed)
2 cups organic strawberries (quartered)
2 cups sliced rhubarb (1/4-inch-thick slices)
3/4 cup ground almonds
2 tablespoons cornstarch
2 tablespoons fresh minced tarragon (leaves only)
3 sheets phyllo dough
1/4 cup melted butter