Prepare the cilantro lime rice according to your preferred recipe; fluff with a fork after cooking.
Season and cook the chipotle chicken to an internal temperature of 165°F; let rest, then slice.
Sauté fajita vegetables in a large skillet over medium-high heat until slightly charred, about 8–10 minutes.
Rinse black beans in a colander under cold water until it runs clear; drain completely.
Make pico de gallo by combining diced tomatoes, onion, cilantro, and lime juice.
Mash avocados with lime juice and salt for guacamole; press plastic wrap directly on the surface.
Let all cooked components cool to room temperature for 30–45 minutes before assembling.
Portion rice into the bottom of five glass meal prep containers with snap lids.
Add chicken, fajita vegetables, and black beans to each container in separate sections.
Store lettuce, pico de gallo, guacamole, cheese, sour cream, and corn salsa in separate small containers.
Label each container with the prep date and refrigerate immediately after sealing.
To serve, reheat warm components for about 90 seconds with a splash of water, then add cold toppings.