Ptysie(Stuffed Swirls) Recipe

Why I Love This Recipe
This is an appetizer, basically a cream puff dough, and the filling could be a sweet one, to make this as a dessert.
Found this recipe on recipeatlas.com. I got this site from a posting by Abi Q, on another site. No number of servings was mentioned, and I haven't made this yet.
Ingredients You'll Need
1 cup water
1/2 cup butter
1/2 teaspoon salt
1 cup flour
5 medium eggs
2 tablespoons butter
2 medium onions, minced
1 lb mushrooms, minced
1 tablespoon sour cream
Directions
Preheat oven to 400ºF.
Grease and lightly flour large baking sheet.
Combine water, 1/2 cup margarine and salt in saucepan.
Bring to boil over medium heat.
Add flour all at once. Stir vigorously with wooden spoon until smooth and dough forms a ball and leaves side of pan.
Remove from heat.
Add eggs, 1 at a time, stirring until smooth after each addition.
Spoon dough into large pastry bag fitted with fluted nozzle.
Pipe dollops of dough, about 1 tablespoon each, onto prepared baking sheet, leaving room for spreading.
Bake 20-25 minutes until golden brown.
Let cool.
Melt 2 tablespoons butter/margarine in a large skillet.
Add onions and mushrooms; saute over medium-low heat until tender.
Stir sour cream into onion mixture; let cool.
Cut baked pastry swirls in 1/2 horizontally.
Using a spoon or small paring knife, remove any soft dough inside puffs, leaving a hollow, 2 part shell or crust about 1/4 to 3/8 inch thick.
Spoon about 1 tablespoon sour cream mixture in bottom portion of each swirl.
Replace top portion of swirls.
Preheat oven to 350ºF.
Bake on large baking sheet 10 minutes or until heated through