Mushroom Beet Black Bean Burger

Name: Mushroom Beet Black Bean Burger
Ingredients: 2 cups cooked black beans; 1 large beet, peeled and diced; 8 ounces button mushrooms, finely diced; 1/2 yellow onion, diced; 1/2 cup quick oats; 1/4 block firm tofu; 1 teaspoon cayenne; 1 tablespoon soy sauce; 1/2 tablespoon cumin; Pinch of salt; 1 tablespoon olive oil, divided