Blackberry Frozen Yogurt with Toasted Almonds and Waffle Wedges

Name: Blackberry Frozen Yogurt with Toasted Almonds and Waffle Wedges
Ingredients: 4 cups fresh blackberries (Optional); 2 tablespoons water; 1 (6 ounce) container plain low-fat yogurt; ¼ cup honey; 1 tablespoon snipped fresh mint; Butter-flavor nonstick cooking spray; ¼ cup slivered almonds; ⅛ teaspoon ground cinnamon; ⅛ teaspoon ground ginger; 3 round frozen multi-grain waffles, toasted; ¾ cup fresh blackberries (Optional); 1 sprig Small fresh mint leaves