Pecan Turtle Tart

Name: Pecan Turtle Tart
Ingredients: 1 1/2 Cup all-purpose flour; 1/2 Cup pecans, toasted; 1 Tablespoon sugar; 1/2 Cup unsalted butter; 1 1/2 Tablespoon ice water; 1/4 Teaspoon vanilla extract; Cooking spray; 2 Cups pecan halves, toasted; 1/3 Cup heavy whipping cream; 3 Tablespoons light corn syrup; 1 Cup light brown sugar; 3 Tablespoons unsalted butter; 1/2 Cup heavy whipping cream; 2 Tablespoons light corn syrup; 10 Ounces semisweet chocolate chips; 1 Ounce semisweet chocolate chips; 12 pecan halves, toasted