Make this recipe a recipe that people in that category can eat. categories: ['low_fat'], recipe: in large dutch oven over medium heat, melt butter. add onions and sugar. cover and cook, stirring occasionally, 30 minutes or until onions are tender but not colored. uncover pan, increase heat slightly and continue to cook, stirring regularly until onions are rich caramel colour (10 to 15 minutes) do not let onions burn. stir in flour until well blended. gradually add wine; cook, stirring constantly, until mixture boils and thickens. stir in beef broth and pepper; bring to boil. reduce heat to low. cover and simmer 15 minutes. ladle soup into 6, 1-1/2 cup oven proof bowls. top each with bread slice; sprinkle with swiss cheese and parmesan cheeses and paprika. place bowls on jelly roll pan. broil until cheese melts and bubbles.

Target recipe: * preheat oven to 350ºf. in a large saucepan, combine onions and sherry; sauté until onions are tender, about 6 minutes. * add broth and worcestershire sauce. bring to a boil, then reduce heat, cover and simmer for 10 minutes. * meanwhile, toast bread in oven until golden brown. * place one piece of toast into each of four bowls. divide soup among bowls and top each with 1/2 tablespoon of grated cheese. yields about 1 1/2 cups per serving.