Recipe: French Onion Soup (crock pot)

CROCK POT FRENCH ONION SOUP

1 quart beef bouillon or brown stock
3 cups thinly sliced yellow onions
3 tbsp. butter*
1 tsp. salt
1 tbsp. sugar*
2 tbsp. flour
1/4 cup dry vermouth or cognac (optional)
1 cup grated Parmesan or mozzarella cheese (for serving)

Pour bouillon or stock in crock-pot; cover and set on High.

Cook onions slowly in large skillet in butter; cover and let cook for about 15 minutes. Uncover and add salt, sugar, flour and Vermouth, if desired. Stir well. Add to stock in crock-pot.

Cover and cook on Low 6 to 8 hours (high: 3 hours).

Before serving, add grated cheese.

*Another version of this recipe calls for 1/4 cup butter and 1/4 cup sugar instead of the above amounts.

Source: Original source unknown