01 -
Preheat oven to 350°F. Spray a medium baking dish with non-stick cooking spray and set aside.
02 -
Wash, peel, and cut sweet potatoes into 1-inch pieces. Place sweet potatoes in a large pot and cover with water. Boil over medium-high heat for 14 to 18 minutes or until tender. Test doneness with a fork; potatoes should break apart easily.
03 -
Drain cooked sweet potatoes and transfer to a mixing bowl. Add 3/4 cup brown sugar, half and half, 1/4 cup melted butter, egg, vanilla extract, and salt. Mash and blend until smooth and fully combined.
04 -
In a separate bowl, combine 3/4 cup brown sugar, chopped pecans, flour, cinnamon, and nutmeg. Pour in 1/4 cup melted butter and stir until mixture becomes crumbly.
05 -
Spread sweet potato mixture evenly into the prepared baking dish. Sprinkle the pecan crumble topping over the surface, ensuring complete coverage.
06 -
Cover the dish loosely with foil and bake at 350°F for 30 to 45 minutes, or until topping is golden and casserole is heated throughout.
07 -
Let casserole rest for several minutes before serving. Garnish with additional pecan halves if desired.