1 lb ground beef
1 packet taco seasoning
1 can (10 oz) diced tomatoes with green chilies, drained
1 can (15 oz) black beans, drained and rinsed
1 can (15 oz) corn, drained
2 cups shredded Mexican cheese blend
1 package (32 oz) frozen tater tots
1/2 cup diced onions (optional)
Sour cream, for serving (optional)
Chopped cilantro, for garnish (optional)