Popsugar Living Meal Prep Work Lunch Ideas From Leftovers 5 Brown-Bag Lunches That Start With Tonight's Dinner January 5, 2016 by Nicole Perry View On One Page Photo 5 of 11 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 5 Start With: Grilled Steak If you're lucky enough to have leftover grilled steak (or any steak, for that matter), pack a few slices in the next day's lunch. Previous Next Start Slideshow Meal PrepCooking BasicsFast And EasyNew Year's ResolutionsRecipesBack To SchoolLunchBack To School Food