Step 1

For sauce, combine mayonnaise, sour cream, mustard, green onion, horseradish, and dill.

Step 2

Slice bread loaf in half horizontally. Spread the cut surfaces with sauce.

Step 3

On bottom half of loaf, arrange in order: ham, roast beef, salami, dill pickle slices, tomato slices, Swiss cheese, and pepperoncini. Place top half of loaf on filling. Cut sandwiches into pieces. Makes 8 servings.