Hot Mushroom Turnovers
["3 (3 oz.) pkg. cream cheese, softened", "butter or margarine, softened", "1 1/2 c. sifted regular all-purpose flour", "1/2 lb. mushrooms, minced", "1 large onion, minced", "1 tsp. salt", "1/4 tsp. thyme leaves", "2 Tbsp. regular all-purpose flour", "1/4 c. sour cream", "1 egg, beaten"]
["Early in day or 2 hours before serving:", "In large bowl, with electric mixer at medium speed, beat cream cheese, 1/2 cup butter or margarine and 1 1/2 cups flour until soft dough forms.", "Wrap dough in waxed paper; refrigerate at least 1 hour."]
["cream cheese", "butter", "flour", "mushrooms", "onion", "salt", "thyme", "regular all-purpose", "sour cream", "egg"]