Caramelized Onion with broth

3 large onions , peeled, halved and sliced in the food processor 2 tablespoons butter 2 tablespoons olive oil 6 garlic cloves , sliced 1 teaspoon pepper 1[...]

3 red onions , thinly sliced 4 garlic cloves , thinly sliced 2 teaspoons brown sugar 1 teaspoon dried thyme salt and pepper 1 cup red wine , dry 3 cups[...]

1 tablespoon olive oil 8 cups sliced yellow onions (about 2 lbs) 5 cups sliced shiitake mushroom caps (about 10 oz whole mushrooms) 4 garlic cloves , minced 2[...]