Ingredients:

  • 3 lbs (1.36 kg) sweet potatoes, peeled and cubed
  • 1/2 cup (113g) unsalted butter, softened, plus extra for greasing
  • 1/2 cup (100g) granulated sugar
  • 1/2 cup (120 ml) whole milk
  • 1 teaspoon vanilla extract
  • 1/4 teaspoon salt
  • 1/4 teaspoon ground cinnamon
  • 1/4 teaspoon ground nutmeg
  • 1 cup (100g) all-purpose flour
  • 1 cup (200g) packed light brown sugar
  • 1 cup (113g) chopped pecans
  • 1/2 cup (113g) unsalted butter, cold and cubed

Instructions:

  1. Boil sweet potatoes until tender. Drain well.
  2. Mash with butter, sugar, milk, vanilla, salt, cinnamon, and nutmeg until smooth.
  3. Combine flour, brown sugar, and pecans. Cut in cold butter until crumbly.
  4. Spread the sweet potato mixture in the prepared baking dish. Sprinkle the streusel topping evenly over the sweet potatoes.
  5. Bake in a preheated oven until the topping is golden brown and the casserole is heated through.
  6. Cool slightly before serving.