If you need to freeze your ice cream canister, make sure to do so 24 hours before you plan to spin your ice cream.
If the cinnamon sticks you are using are smaller than 3", use up to 4 of them. There are many different varietals of cinnamon available, see the section "Let's Talk Cinnamon" in the article above the recipe to learn more.
This recipe was tested using Diamond Crystal coarse kosher salt. If you use Morton's kosher salt or fine salt decrease by about half for volume, or use the same amount by weight.