Fresh Berry Tart with Toasted Nut Crust | Food Stuff

Ingredients

• ¼ cup each almonds, pecans, and hazelnuts
• 1 cup blueberries
• 6 Tbs. chilled unsalted butter, diced
• 1 large egg yolk
• 2 Tbs. light brown sugar
• ½ cup nonfat plain Greek yogurt
• 1 Tbs. orange juice
• ¼ tsp. grated orange zest
• 1 cup raspberries
• ¼ tsp. salt
• ½ cup light sour cream
• ¼ cup sugar
• 1 tsp. vanilla extract
• ¾ cup whole-wheat flour