3 tablespoons olive oil
1 large white onion, diced
1 tablespoon ground cinnamon
2 tablespoons chili powder
4 cloves crushed garlic
1 tablespoon cumin seeds, toasted
2 tablespoons fresh lemon juice
4 large tomatoes - peeled, seeded, and coarsely chopped
1 medium acorn squash, peeled and diced
1 cup pinto beans, cooked or canned
1 cup water
salt and pepper to taste