Heart Healthy Red, White and Blueberry Tart

Ingredients

• 1 1/14 cups all-purpose flour
• 1/2 tsp salt
• 1 1/2 tsp sugar
• 1/2 cup cold unsalted butter, cut into bits
• 1/4 cup ice water
• 8 oz reduced-fat cream cheese, softened
• 3/4 cup plain Greek yogurt
• 2 Tbsp maple syrup
• 1 tsp vanilla extract
• 1 pint fresh blueberries
• 1 pint fresh blackberries
• 1 pint fresh strawberries, halved