Black & Blue Mango Crostata Recipe

Ingredients

• 1 ¾ cups all-purpose flour
• ¼ cup granulated sugar
• ½ tsp. table salt
• 1 stick cold unsalted butter (8 Tbsp.), cubed
• 1 egg yolk
• 2 –3 Tbsp. cold water
• 2 tsp. lime juice
• 1 ½ cups chopped mango
• ¾ cup each blackberries and blueberries
• 1 Tbsp. ground instant tapioca
• ½ cup ground graham crackers
• 1 egg + 1 Tbsp. water, beaten
• Sparkling sugar