Butternut Squash without flour

5 tablespoons butter 2 1/2 lbs butternut squash , peeled, seeded, cut into 1/2 inch pieces (about 6 cups) 2 cups chopped leeks (white and pale green parts[...]

5 tablespoons butter 2 1/2 lbs butternut squash, peeled, seeded, cut into 1/2 inch pieces (about 6 cups) 2 cups chopped leeks (white and pale green parts[...]

1 1/2 pounds butternut squash or other winter squash 3/4 teaspoon olive oil or canola oil 3 stalks celery chopped * 2 small onion diced 2 small carrots diced[...]