I know people who like their calderata spicy. This can easily be done by adding 3 to 5 pieces of chopped chili pepper. You can do this after adding the tomato sauce. This will enable the capsaicin (compound from peppers that provides heat) from the chili to blend well with the sauce for that optimal level of heat.
Tagging Sources put the important sources for a piece of information right on that piece of data so you do not need to dig through the entire source page to find it. For example in the new profile pages, you can tag a census record right to a census event like this: