Beef And Summer Squash Chili

Name: Beef And Summer Squash Chili
Ingredients: 2 tablespoons extra-virgin olive oil; 12 ounces ground beef chuck; 1 onion, chopped; 1 poblano chile pepper, seeded and chopped; 3 cloves garlic, minced; 2 tablespoons chili powder; 1 teaspoon ground cumin Kosher salt and freshly ground pepper; 1 15-ounce can diced tomatoes with green chiles; 1 15-ounce can pinto beans (do not drain); 2 medium zucchini and/or yellow squash, cut into ½-inch pieces; 1 avocado, diced; Fresh cilantro, for topping