INGREDIENTS: 1 tablespoon olive oil 1 yellow onion (about 1 cup chopped) 2 carrots , chopped 2 celery stalks , chopped 3 cloves garlic , minced 1 tablespoon ground cumin 1/4 teaspoon cayenne pepper (optional; omit if you don’t like spice) 1/4 cup tomato paste 5 cups water 1 cup dry red […]