Vegetable Bean Soup

Name: Vegetable Bean Soup
Ingredients: 14 1⁄2 ounces diced tomatoes; 29 ounces chicken broth; 1 vegetable bouillon cube; 1 medium onion, finely chopped; 1 (15 1/2 ounce) can kidney beans, drained; 1 red bell pepper, finely chopped; 2 carrots, finely chopped; 2 celery ribs, finely chopped; 2 summer squash, quartered lengthwise and chopped; 1 (7 ounce) can sliced mushrooms, drained; 1 tablespoon minced garlic; 1 tablespoon olive oil; 2 tablespoons butter; 1⁄4 teaspoon kosher salt; 1 teaspoon black pepper; 1⁄2 teaspoon Tabasco sauce (about 4 shakes) (optional)