German Chocolate French Toast Cake

Name: German Chocolate French Toast Cake
Ingredients: Nonstick cooking spray, for spraying the cake pans; 16 slices Texas toast or other 3/4-inch-sliced white bread; 2 cups light cream; 1/3 cup chocolate syrup; 1/4 cup cocoa powder; 1 teaspoon pure vanilla extract; 1/4 teaspoon kosher salt; 8 large eggs; 1 cup chopped or grated dark chocolate; One 12-ounce can evaporated milk; 1 1/4 cups packed light brown sugar; 2 teaspoons vanilla extract; 1 teaspoon cornstarch; 3 large egg yolks; 4 tablespoons (1/2 stick) unsalted butter; One 7-ounce package shredded coconut (about 2 2/3 cups), toasted; 1 1/4 cups chopped pecans, toasted