Olive Lentil Burgers

Name: Olive Lentil Burgers
Prep time: 20 min
Cook time: 25 min
Total time: 45 min
Cuisine: American, Middle Eastern, Asian
Ingredients: 1 tsp Olive oil (from 1 teaspoon to 2 tablespoons, your choice); 1 small yellow onion, diced medium; 1/2 pound cremini mushrooms, thinly sliced; 3 cloves garlic, minced; Fresh black pepper; 1/2 teaspoon dried thyme; 1/4 teaspoon dried tarragon; 1/2 cup pitted kalamata olives (really, use any pitted olive you like); 1 15 oz can cooked lentils, rinsed and drained (1 1/4 cups); 1 cup breadcrumbs, divided; 2 tablespoons soy sauce; 2 teaspoons fresh lemon juice; 1/4 teaspoon liquid smoke (optional); Cooking spray