Add the butternut squash, onion, and garlic. Season the vegetables with chili powder, cumin, kosher salt, ground chipotle, black pepper, and cayenne pepper. Sauté until the squash is tender, about 10 minutes.
1/2 large butternut squash, 1 medium yellow onion, 3 garlic cloves, 2 tablespoons chili powder, 1 tablespoon cumin, 1 teaspoon kosher salt, 1/4 teaspoon black pepper, 1/4 teaspoon cayenne pepper
Add in the beans, diced tomatoes, and tomato sauce, scraping any browned bits from the bottom. Bring the mixture to a boil. Reduce to a simmer and cook, covered, for 20 minutes. Taste and add more salt and pepper to taste.
30 ounces kidney beans, 28 ounces diced tomatoes, 15 ounces tomato sauce