Aunt Peggy's sweet potato souffle

1) Preheat the oven to 200C/Gas 6. Lightly grease a 20cm square baking dish.

2) In a large bowl, combine the sweet potatoes, sugar, eggs, milk, butter, vanilla and salt. Pour the mixture into the prepared baking dish.

Topping:

1) Combine the brown sugar, butter, flour and pecans in a separate bowl. Crumble the topping over the sweet potato mixture.

2) Bake for 20-25 minutes, until the topping is golden brown. Serve hot.