Blueberry-Nectarine Crostata - Bakers Journal

Ingredients

• 2 ¼ cups all-purpose flour
• 1/4 cup sugar
• 1/2 tsp. ground cardamom
• 1/4 tsp. salt
• 6 oz. unsalted butter
• 3 1/2 to 4 tbsp. cold water
• 6 tbsp. amaretti cookie crumbs
• 1 pt blueberries
• 2 cups ripe nectarines, diced
• 3 tbsp. sugar
• 2 tbsp. cornstarch
• 1 egg yolk (beaten with cream)
• 1 tbsp. heavy cream
• 6 tsp. coarse raw sugar