Step 1

Preheat oven to 375 degrees F and grease a 9x13-inch baking dish.

Step 2

In a large bowl, add sweet potato, brown sugar, half and half, butter, egg, vanilla, and salt. Beat with mixer until completely smooth.

Step 3

Transfer sweet potato mixture to the prepared baking dish and spread into an even layer.

Step 4

In a small bowl combine sugar, flour, pecan, and melted butter until a crumbly mixture forms. Sprinkle over sweet potatoes.

Step 5

Bake for 35 minutes, then allow dish to cool for a minimum of 20 minutes before serving.