Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to make beef stew in a crock pot [title] Heat the oil in a large skillet. [step] Pour the oil into a large skillet and heat on the stove over medium-high heat. Meanwhile, make sure that your beef and vegetables are already prepared.

Ending1: Turn the heat down to a simmer. [substeps] This recipe calls for 6 to 12 ounces or 20 to 25 cups. Ending2: [substeps] The beef should be cut into 1-in (2.5-cm) cubes. You can usually find pre-cut beef stew meat in the butcher's department at the grocery store, but if not, you can trim and cut a chuck roast or bottom round cut. Ending3: [substeps] If you don't have the time or patience to cook over high heat, press down on the top of the pan to get the oil going faster. [title] Add the peas, corn, grated beef, and red pepper to the skillet. Ending4: [title] Cook until the beef cuts through on both sides. [step] Once the beef has fully cooked, carefully turn it over and transfer all of it to the skillet.

Answer format: ending1/ending2/ending3/ending4