Mushroom Tarts - cooking recipe

Ingredients

3 Tbsp. butter
1/2 lb. mushrooms, finely chopped
1/2 tsp. salt
2 Tbsp. flour
2 doz. small patty shells
1 onion, finely chopped
1/4 tsp. thyme
dash of pepper
1/2 c. sour cream

Preparation

Heat butter in skillet; add onion and cook until yellow.
Add mushrooms; cook about 3 minutes.
Sprinkle in seasonings and flour.
Stir.
Add sour cream; cook and stir until thickened. Cool.
Fill tarts and bake 10 to 15 minutes in 450\u00b0 preheated oven.
Can be made ahead, baked or frozen and heated when needed. Makes 2 dozen tarts.