Butternut Squash Soup with seed

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[...]

1 tablespoon olive oil 1 garlic clove , finely chopped 4 shallots , finely chopped 5 cm fresh gingerroot, grated 900 g butternut squash, peeled and chopped[...]