Lemon Tart

Name: Lemon Tart
Prep time: 35 min
Total time: 35 min
Cuisine: European
Ingredients: 1 c. all-purpose flour; 2 1/2 tbsp. granulated sugar; 1/4 tsp. salt; 6 tbsp. cold unsalted butter, cut into 1/2 inch pieces; 1 large egg yolk; 4 tsp. ice water; 1 1/4 c. granulated sugar; 1/3 c. cornstarch; 2 tbsp. all-purpose flour; 1/2 tsp. salt; 5 large egg yolks; 1/4 c. unsalted butter; 1/4 c. fresh lemon juice (from two lemons); 1 tbsp. lemon zest; 1 1/4 c. heavy cream; 2 tbsp. granulated sugar; 1 tsp. vanilla extract; Fresh berries (optional)