Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to make chocolate banana fudge [title] Line and grease the pan. [step] For the fudge, you'll need an 8-inch by 8-inch (20-cm by 20-cm) baking pan. Line the pan with a piece of foil, and lightly spray the foil with nonstick cooking spray to keep the fudge from sticking.

Ending1: [substeps] It's best to grease the pan with nonstick cooking spray first so the fudge doesn't burn or get stuck to the pan. [title] Beat the eggs and butter together for 20 seconds. Ending2: [substeps] If you prefer, you can use softened butter or shortening to grease the foil in the pan. [title] Transfer the banana to a measuring cup and add the milk. Ending3: [substeps] If you don't have any cooking spray, you can use something like a steak pad or a roll of aluminum foil instead. [title] Add the melted chocolate and vanilla to the pan. Ending4: [substeps] You can grease the pan using canola oil, olive oil, vegetable oil, or another type of cooking oil. Peanut oil is a common oil used in cooking fudge, so it may sting a little during the freezing process.

Answer format: ending1/ending2/ending3/ending4