Sweet potato casserole

1. Preheat oven to 375 2. To prepare potatoes, place in Dutch oven and cover with water. Bring to boil. Reduce heat and simmer 20 minutes or until very tender. Drain and cool slightly. 3. Place potatoes in a large bowl. Add half and half. 3/4 cup sugar, 1 tsp. Salt and vanilla. Beat with a mixer on medium until smooth. Add eggs and beat well. Mixture will be thin. 4. Put mixture in well greased 9x13 dish. For the topping: 1. Sprinkle marshmallows over top of casserole 2. Lightly spoon flour into a dry measuring cup and level. Combine flour with 1/4 cup sugar and 1/4 tsp. Salt in a bowl. Cut in butter with pastry blender or 2 knives until mixture resembles course meal. Stir in pecans and sprinkle over marshmallows. 3. Bake 30 or until golden brown.