I love this recipe because I fool guests into thinking I slaved away for hours in the kitchen
Ingredients: 4 large onions, thinly sliced 2 tablespoons butter 1 teaspoon sugar 2 quarts no-sodium beef broth ¼ cup sherry 2 fresh thyme sprigs 1½ teaspoons salt Pepper, as per liking Sliced bread (or use croutons) 8 ounces Gruyere cheese, sliced (Swiss cheese is a good…