Hearty Eight Layer Salad

1-1/2 cups uncooked small shell macaroni
1 tablespoon vegetable oil
3 cups shredded lettuce
3 hard-cooked eggs, sliced
1/4 teaspoons salt
1/8 teaspoons pepper
1 cup julienned fully cooked ham
1 cup julienned hard salami
1 package (10 ounces) frozen peas, thawed
1 cup mayonnaise
1/4 cups sour cream
1/4 cups chopped green onions
2 teaspoons dijon mustard
1 cup (4 ounces) shredded colby or monterey jack cheese
2 tablespoons minced fresh parsley

Cook macaroni according to package directions; drain and rinse with cold water. Drizzle with oil; toss to coat. Place the lettuce in a 2 1/2-quart glass-serving bowl; top with macaroni and eggs. Sprinkle with salt and pepper. Layer with ham, salami and peas. Combine mayonnaise, sour cream, green onions and mustard. Spread over the top. Cover and refrigerate for several hours or overnight. Just before serving, sprinkle with cheese and parsley.