Easy side: Prepare 1 (19-oz.) package white cornbread mix according to package directions, stirring 1 cup freshly grated Monterey Jack cheese and 1 jalapeño pepper, seeded and finely chopped, into batter.
1 1/2 pounds lean ground beef
1/2 cup chopped onion
1 (15.5-oz.) can black beans, drained and rinsed
1 cup refrigerated salsa
2 tablespoons chopped fresh cilantro
1 tablespoon fresh lime juice
1 (8.5-oz.) pouch ready-to-serve whole-grain Santa Fe rice