16 oz. mushrooms, halved or quartered
2 large sweet onions, quartered
3 garlic cloves, slightly crushed
1-2 tablespoons olive oil
1 1/2 teaspoon salt, divided
1 1/2 teaspoon pepper, divided
8-10 fresh sage leaves*
8-10 stems + 1 tablespoon leaves fresh thyme*, divided
48 oz. chicken broth (vegetable broth can be substituted for a vegetarian version)
3 - 15 oz. cans white beans, not drained (I prefer cannellini beans)
Additional salt and pepper for seasoning