Sweet Potato Casserole Recipe with Pecan Topping

Name: Sweet Potato Casserole Recipe with Pecan Topping
Prep time: 40 min
Cook time: 40 min
Total time: 1 h 20 min
Cuisine: American
Ingredients: 2 pounds (908g) sweet potatoes, peeled (about 5 small/medium); 1/3 cup (5 Tbsp; 71g) unsalted butter, melted; 1/2 cup (100g) packed light or dark brown sugar (I prefer dark); 2 large eggs, beaten; 1/2 cup (120ml) half-and-half or heavy cream; 1 teaspoon pure vanilla extract; 1/4 teaspoon salt; 1/3 cup (41g) all-purpose flour (spooned & leveled); 1/2 teaspoon ground cinnamon; 1 and 2/3 cups (210g) pecan halves or chopped pecans; optional: fresh rosemary or thyme, and sea salt for garnish