Stir together the frozen Wild Blueberries and maple syrup in a small saucepan set over medium-high heat. Cook, stirring regularly until the Wild Blueberries defrost and the juices begin to boil. Drop the heat until the liquid is at a high simmer. Simmer for 8 minutes. Remove from heat, mix in the lemon juice, and leave the berries to cool for at least 20 minutes. In a medium bowl, whisk the yogurt (or Greek yogurt plus milk) until creamy. Pour the Wild Blueberries into the bowl and run a rubber