Fettucine with Lemon Garlic Shrimp

1 package (9-oz.) Fettuccine
3 tablespoons butter or margarine
1/4 cup chopped onion
4 cloves garlic, chopped
1 can (14.5-oz.) chicken broth
2 tablespoons cornstarch
1 pound medium shrimp, peeled , deveined
1/4 cup chopped fresh parsley
3 tablespoons fresh lemon juice
2 tablespoons shredded Parmesan cheese

Directions

1. Melt butter in large skillet. Add onion and garlic. Cook until onion is tender.
2. Add chicken broth and cornstarch. Mix until smooth.
3. Cook until sauce is thickened and translucent.
4. Add shrimp, parsley and lemon juice. Cook until shrimp turns pink.
5. Prepare fettuccine according to package directions.
6. Toss fettuccine with shrimp mixture. Garnish with Parmesan cheese.