Sweet Potato Souffle

3 large sweet potatoes cooked (boiled, drained) and whipped
1 cup sugar
2 eggs beaten
1/2 tsp salt
1 stick butter
1/2 cup evaporated milk
2 tsp vanilla
1 bag marshmallows
1/2 cup chopped pecans

Peel and cook potatoes until tender.
Drain and whip potatoes, add sugar, eggs, salt, butter and vanilla.
Mix well and put in greased casserole dish.
Bake in preheated oven at 325 degrees for 25 minutes (or maybe longer if there are other dishes).
Place marshmallows and pecans on top. Return to oven for 5 minutes or until golden brown.