A thin layer of mayo with shaved deli turkey breast with american potato salad on any kind of bread (best on white).
Roast beef (as in pot roast beef) with yellow mustard.
BBQ chicken on something like a hogie so the bread won't fall apart.
BLT (personally don't like the tomato, though).
Breaded chicken tenders/nuggets (store bought) on any kind of bread with BBQ sauce, thin layer of mayo, and lettuce.
Honorable Mention: Peanut butter & honey.