Get anchor and place it in inventory. This was merely an exercise to hone your skills in alchemy. They'll come in handy later. Turn them over to dragon-fly and hitch a ride to Highmoon. Remove stick jamming wheels in top left corner of screen.
Machinery is now in motion.
Use mastodon's trunk to water garden. Take lettuce and radishes. Go W and W again. Put radish in mill and scoop out mashed radish with bowl. Click vinegar on crushed radish, getting mustard.