Healthy Blueberry Crisp. Preheat oven to 350°F. In a bowl, toss 4 cups fresh or frozen blueberries with 1 tbsp maple syrup, 1 tsp lemon juice, and 1 tbsp cornstarch. Pour into a baking dish. In another bowl, mix 1 cup rolled oats, 1/3 cup almond flour, 1/4 cup chopped nuts, 1/2 tsp cinnamon, and 2 tbsp coconut oil or butter until crumbly. Sprinkle over berries. Bake for 30–35 minutes until golden and bubbly. Serve warm, with Greek yogurt. Enjoy!