Green Bean Casserole
1 pound green beans, ends trimmed 1 tablespoon vegetable or canola oil 1/2 cup thinly sliced onion 8 ounces cremini mushrooms, rinsed and sliced 1 1/2 teaspoons kosher salt 1/8 teaspoon garlic powder 1/8 teaspoon freshly ground black pepper 1/2 cup no-sugar, low-sodium chicken broth 1 teaspoon chopped fresh thyme leaves, plus a few sprigs […]