Butternut Squash and Parmesan Soup without lasagna sauce

3 cups butternut squash peeled and cut into 1/2 inch cubes * 1 x nonstick cooking spray * 1/2 teaspoon salt divided 1 1/4 teaspoons olive oil 1 1/4 cups onion[...]

2 1/2 pounds butternut squash 2 tablespoons butter 2 tablespoons olive oil or canola oil 4 cloves garlic minced, normal size, or 2 large cloves, or to taste 4[...]

3 cups cubed peeled butternut squash (1/2-inch cubes) cooking spray 1/2 teaspoon salt , divided 1 teaspoon olive oil 1 cup chopped onion 1 garlic clove ,[...]