2 1/2 pounds sweet potatoes (about 5 medium) |
2 tablespoons butter, softened |
1/2 cup firmly packed brown sugar |
1/2 cup 2% reduced-fat milk |
1 large egg |
1/2 teaspoon salt |
1/2 teaspoon vanilla extract |
vegetable cooking spray |
3 tablespoons all-purpose flour |
1/4 cup firmly packed brown sugar |
1 tablespoon cold butter, cut into small pieces |
1/3 cup finely chopped pecans |