Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to clean dark cooking oil [title] Skim the oil. [step] When you fry foods, the foods leave pieces behind that cloud up the oil. Skimming the oil takes away some of these pieces, though you'll need to take further steps to remove all of them.

Ending1: [substeps] As in an adult's kitchen, you'll need to use fine mesh slotted spoons to skim all of the excess oil from the pan. You could also use an electric kitchen thermometer or electronic pointer to skim the oil if you don't have an electric source. Ending2: [substeps] To keep the oil from crystallizing into greasy mush while frying, use a spoon to skim the oil. Air dry your foods after handling them to help prevent further oil build-up. Ending3: [title] Add a little water if the oil is still liquid. [step] If you're cooking juices, the oil will be thinner and thinner, so a little water is fine. Ending4: Skimming the oil just takes care of the big pieces. [substeps] Use a skimmer to get rid of any floating pieces of food that are on top of or inside the blackened oil in the pot.

Answer format: ending1/ending2/ending3/ending4