Writing letters, numbers, images using chocolates, nuts, sugar, salt, licorice, etc.
how to work with paper towels, napkins, tissues, toilet paper on Shabbos;
Is One Allowed to Return Pickles, Herring, Marinated Fish, Etc. Back to Its Jar or Original Juice? Pickling After Cooking. Making Cucumber Salad on...
a few more important points on applying items to the skin;