Lightened Green Bean Casserole - cooking recipe

Ingredients

1/4 cup onion, finely chopped
2 tablespoons flour
1 cup skim milk
1/2 cup lowfat swiss cheese, shredded
1/2 cup low-fat sour cream
1 teaspoon sugar
1/2 teaspoon salt
2 (8 ounce) packages frozen French style green beans, thawed drained
1 1/2 cups herb seasoned stuffing mix
2 teaspoons margarine, melted
1 egg white, lightly beaten

Preparation

coat medium saucepan with cooking spray and place over medium heat until hot.
add onion, saute 5 min.
add flour, and cook 1 min, stirring constantly.
gradually add the milk, stirring until blended.
stir in the cheese, sour cream, sugar and salt, cook 5 min until thick and bubbly.
place green beans in an 8 in square baking dish, pour sauce over.
combine stuffing mix, margarine and egg white; and sprinkle over green beans.
bake at 350 for 25 min.