1.Cut Bread In Half Lengthwise; Hollow Out Top And Bottom, Leaving A 1/2-In. Shell (Discard Removed Bread Or Save For Another Use). 2.In A Small Bowl, Combine The Oil, Vinegar, Garlic, Oregano And Pepper; Brush On Cut Sides Of Bread Top And Bottom. On The Bottom Half, Layer Half Of The Meats, Cheeses And Green Pepper. Repeat Layers. Replace Bread Top. Wrap Tightly In Plastic Wrap; Refrigerate For Up To 24 Hours.