In a 9 x 13 pan, shred lettuce to half full. Then add: peas, then onions, then eggs, then bacon. Frost with mayonnaise. Top with shredded cheddar cheese. Refrigerate. Can be made in large glass bowl and tossed before serving.
Recipe by The Gingham Apron at https://www.theginghamapron.com/7-layer-salad/