3 tbsp. butter
3 c. thinly sliced onions
2 tbsp. flour
1 tbsp. sugar
1 tsp. salt
1 qt. beef bouillon or brown stock
1/4 c. dry vermouth
4-6 slices French bread, toasted
4 oz. shredded Mozzarella cheese
1/2 c. grated Parmesan cheese

Melt butter; add onions and saute until golden brown. Stir in flour, sugar and salt. Place onions in crockpot and add bouillon and vermouth. Stir well. Cover and cook on LOW 6-8 hours (HIGH: 2-4 hours). Before serving, remove cover and top with French bread and cheese. Broil until cheese is melted and brown.