Complex sentence: Sometimes pumpkin, squash, and purple yam will be used instead of chestnuts, and along with chestnuts, sometimes cocoa or matcha will be added to create Mont Blanc of these flavors.
Split into simpler sentences: Sometimes pumpkin, squash and purple yam will be used instead of chestnuts. Along with chestnuts, sometimes cocoa or matcha will be added to create Mont Blanc of these flavors.