Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to make breadless sandwiches [title] Try wrapping your sandwich fillings in butter lettuce. [step] Butter lettuce is a great choice for a breadless sandwich and requires little preparation. Choose a piece that doesn't have too many holes, give it a rinse and then dry it in a salad spinner or with a clean towel.

Ending1: Throw your sandwich ingredients in the middle and then wrap it up. [title] Pick swiss chard for your breadless sandwich. Ending2: [title] Spread an egg white in a shallow dish. [step] Put enough up to coat your most common bread fillings with the egg white. Ending3: [title] Submerge the sandwich fillings in butter-based spreads. [step] A sub sandwich made with butter makes an excellent topping when grilled, steamed or baked. Ending4: [substeps] If you don't have lettuce on hand, there are many delicious alternatives. Check your local supermarket for fish and other raw ingredients you can use in place of the butter lettuce.

Answer format: ending1/ending2/ending3/ending4