Linguine with Mushrooms

Ingredients:
2½ cups sliced mushrooms
½ cup sliced onions
3 Tbsp margarine
½ cup white wine
¼ tsp salt
⅛ tsp pepper
⅓ cup whipped cream
8 oz linguine

Saute mushrooms and onions in margarine until tender. Stir in wine, salt and pepper. Bring to a boil, reduce heat to a simmer and keep uncovered for 20-30 minutes until all liquid evaporates. Stir in cream and heat till it becomes slightly thickened. Cook linguine in salted water till al dente. Drain immediately. Add to mushroom sauce.