Gnocchi, Parisian-Style - cooking recipe

Ingredients

2 lb. frozen gnocchi
3 Tbsp. margarine
1 small onion, grated
2 Tbsp. flour
1 c. half and half
1 c. chicken broth
1/2 c. shredded Swiss cheese
1/2 c. grated Parmesan cheese

Preparation

Cook gnocchi according to package directions.
Set aside.