Original sentence: Scandinavian sausages are usually made of 60–80% very finely ground pork, sparsely spiced with pepper, nutmeg, allspice or similar sweet spices (ground mustard seed, onion and sugar may also be added)
Edited sentence: Scandinavian sausages are usually made of 60–80% very finely ground pork, very sparsely spiced with pepper, nutmeg, allspice or similar sweet spices (ground mustard seed, onion and sugar may also be added)