Heat tortillas one at a time in a dry frying pan just until they are flexible enough to roll without breaking; approx. 1-2 min. each. Take off pan and roll loosely, then set aside while heating others. Layer ingredients in center of tortilla in the following order: PROTEIN: Spread just under 1/2 c. of beans in center of tortilla, 2" by 6" shape. Add leftover cubed or shredded meat here- chicken, roast, steak, fish , etc. CHEESE: Sprinkle 1/4 c. cheddar cheese- or any other hard cheese, cottage cheese, crumbled cheese, or combination of a few different kinds. VEGETABLES AND SPICE: Spoon salsa and corn over top- or pesto, soft leftover cooked vegetables like broccoli, bell peppers and onions, kale, cauliflower, Chinese take- out vegetables, etc. CREAM: dallop sour cream- or plain yogurt. GREENS: 3/4 c. red lettuce- or romaine, spinach, cooked kale or collard greens, baby spring mix, arugula, etc.