Sweet Potato Casserole with Pecan Praline Topping

Name: Sweet Potato Casserole with Pecan Praline Topping
Prep time: 20 min
Cook time: 30 min
Total time: 50 min
Cuisine: American
Ingredients: 3 pounds medium sweet potatoes; 1 1/2 cups sugar; 1 teaspoon vanilla extract; 2 large eggs; 4 ounces evaporated milk; 1/4 cup butter, softened; 1 cup firmly packed light brown sugar; 1/3 cup all-purpose flour; 1/3 cup butter, melted; 3/4 cup coarsely chopped pecans