4 sweet onion soup gratinee Recipes

unsalted butter, sweet onions , cut into 1/4 inch thick slices, red onions , cut into 1/4 inch slices, yellow onions , cut into 1/4 inch slices., black pepper, freshly ground, all-purpose flour, beef stock, unsalted, chicken stock, unsalted, fresh thyme leaves, salt and pepper, baguette, cut 1/2 inch thick and toasted, gouda cheese, coarsely grated

butter, salt, red onions, thinly sliced, sweet onions, thinly sliced, chicken broth, beef broth, red wine, worcestershire sauce, fresh parsley, fresh thyme leaves, bay leaf, balsamic vinegar, salt and freshly ground black pepper to taste, thick slices french or italian bread, gruyere or swiss cheese slices, room temperature, shredded asiago or mozzarella cheese, room temperature, paprika

yellow onions , very thinly julienned, olive oil, kosher salt, white wine, beef consomme, chicken broth, apple cider, dry thyme leaves, parsley, stems, bay leaves, gruyere cheese, shredded, cognac