Asparagus Mushroom Pasta Sauce (Moosewood) - cooking recipe

Ingredients

1 1/2 lbs fresh asparagus, thin as possible, trimmed & cut into 2 inch pieces
2 tablespoons butter (or margarine)
1 1/2 cups onions, minced
1 teaspoon salt
1 lb mushroom, sliced
1/2 teaspoon tarragon
black pepper, to taste
1 1/2 cups dry white wine
1 cup water
1 -2 tablespoon flour (depending on how thick you'd like it)
6 -8 garlic cloves, minced
1 lb pasta

Preparation

Steam the asparagus until just tender, transfer to a colander & rinse under cold running water then set aside to drain well.
Melt the butter in a large skillet. Add onion & salt and saute for about 5 minutes.
Add mushrooms, tarragon and pepper, cover and cook over medium heat for 15 mins, stirring occasionally .
Add wine and water. Turn up heat until liquid comes to boil, then sprinkle in the flour, whisking constantly until it completely dissolves.
Lower heat, cover, and simmer for about 10 mins, stirring frequently.
Add garlic, cook about 5 mins more.
Stir the asparagus into the sauce at the last minute when your pasta is done.