Grapefruit Pistachio Tart

From Canadian Food Network Site. Going to try this for dessert at Christmas

• Ready In: 1 hr 40 mins
• Yields: 1 pie

Ingredients

• Crust

• 1 1⁄2 cups all-purpose flour
• 1⁄2 cup  ground pistachios
• 1⁄3 cup sugar
• 1  teaspoon salt
• 3⁄4 cup butter
• 4  egg yolks

• Filling

• 1⁄2 cup  whipping cream
• 1⁄3 cup sugar
• 2  eggs
• 2  egg yolks
• 1  tablespoon vanilla extract
• 1⁄2 cup  ground pistachios

• To Assemble

• 4  pink grapefruit
• 1⁄4 cup  apple jelly
• 2  tablespoons  ground pistachios

Directions

1. Combine flour, pistachios, sugar and salt. Cut in butter until the texture of coarse meal. Stir in yolks just until dough comes together. Chill dough until ready to roll.
2. Preheat oven to 350°F.
3. On a lightly floured surface, knead dough for 1 minute. Roll out to just greater than 1/4-inch thick. Line a 9-inch removable-bottom tart shell with crust and trim edges. Chill for 15 minutes. Dock pastry with a fork and bake for 18 minutes. Allow to cool.
4. Whisk together cream, sugar, eggs, yolks and vanilla until smooth. Whisk in pistachios and pour into tart shells.
5. Bake for 25 minutes, until center stops jiggling when tapped. Chill tart for 1 hour before finishing.
6. Remove peel from grapefruit using a serrated knife. With a paring knife, peel away grapefruit segments from membrane.
7. Arrange grapefruit sections on tart. Warm apple jelly with 2 Tbsp water and brush grapefruit. Sprinkle outside edge of tart with ground pistachios. Chill until ready to serve.