1/4 c. butter
3 or 4 med. onions, peeled & thinly sliced
1 (10 oz.) can condensed chicken broth
1 (10 oz.) can condensed beef broth
Hot tap water
4 slices French bread
2 c. Swiss cheese, shredded
1/4 c. Parmesan cheese, grated

Place onions and butter in 2 quart casserole. Cover and microwave on high for 6 to 8 minutes or until onions are tender, stirring once during cooking time. Combine chicken and beef broths in a 4 cup measure. Add enough hot tap water to equal 4 cups. Add broth mixture to onions. Cover and microwave on high 4 to 6 minutes or until mixture is hot.

Ladle soup into 4 soup bowls. Top each serving with 1 slice of French bread and 1/4 of each variety of cheese. Arrange bowls in oven and microwave on high power for 5 1/2 to 7 1/2 minutes or until cheese melts.