In a large skillet, brown the ground meat over medium heat until fully cooked.
Drain excess fat and return the meat to the skillet.
Add taco seasoning and follow package instructions for mixing with water.
Simmer for about 5 minutes until thickened.
While the meat cooks, prepare the rice or quinoa according to package instructions.
In a separate pot, heat black beans and corn until warm.
Chop the tomatoes, lettuce, and avocado into bite-sized pieces.
Once the meat is ready, assemble the bowls by placing a scoop of rice at the bottom.
Top with the seasoned meat, black beans, and corn.
Add fresh toppings like tomatoes, lettuce, cheese, and avocado, finishing with a dollop of sour cream and salsa.