1 qt. beef bouillon or brown stock
3 c. thinly sliced yellow onions
1/4 c. sugar
1/4 c. butter
1 c. Parmesan cheese
1 1/2 tsp. salt
2 tbsp. flour

Pour bouillon or stock in crock pot; cover and set on high. Cook onions slowly in large skillet in butter. Cover and cook for about 15 minutes. Uncover and add salt, sugar and flour. Stir well. Add to stock in crock pot. Cover and cook on low 6-8 hours or on high 3 hours. Before serving, add grated cheese.