Popsugar Living Meal Prep Best Leftover Lunches Brown-Bag It With These Leftover Lunch Delights February 16, 2015 by Lizzie Fuhr View On One Page Photo 10 of 11 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 10 Cheddar, Bacon, and Leek Frittata Serve frittata morning, noon, or night. Enjoy this cheddar, bacon, and leek version for Sunday brunch, and bring it in for a special Monday lunch. Photo: Nicole Perry Previous Next Start Slideshow Meal PrepRecipesLunch