Caramelized Onion Cheese Pizza without spinach tenders swiss butter

2 tablespoons butter 4 onions , halved and thinly sliced 1/2 teaspoon dried thyme salt and pepper 2 garlic cloves , minced 1/4 cup dry sherry or 1/4 cup red[...]

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[...]