Trumpet Mushrooms with Herbed Lentils

Name: Trumpet Mushrooms with Herbed Lentils
Cuisine: American
Ingredients: 8 ounces trumpet (king oyster) mushrooms, sliced in half lengthwise; 1 tablespoon extra virgin olive oil; sea salt & pepper; 2 medium sized carrots, thinly sliced; 2 leaves lacinato kale, ribs removed & chopped; ⅔ cup green lentils; 1⅓ cups low sodium vegetable broth; 1 bay leaf; ½ teaspoon dried thyme; ½ teaspoon marjoram; ½ teaspoon black pepper; ½ teaspoon sea salt; ¼ small yellow onion, diced; 2 tablespoons extra virgin olive oil; 2 tablespoon apple cider vinegar; handful chopped cilantro (optional)