Before You Begin
Preheat and prepare your cookware as needed. Cooking times and results may vary depending on your equipment and ingredients.
In a large skillet over medium heat, cook ground beef and onion, breaking the meat apart, until browned and fully cooked through with no pink remaining.
Add garlic and green chilies; cook briefly until fragrant. Drain excess grease if needed.
Stir in taco seasoning, water, cumin, and black pepper. Simmer gently for about 5 minutes until well combined.
Prepare Mexican rice according to package directions.
Warm nacho cheese sauce over low heat until smooth.
Warm tortillas briefly in a skillet or microwave until flexible.
Assemble burritos with beef, cheese sauce, rice, shredded cheese, and desired toppings.
Roll tightly. Grill in a lightly oiled skillet over medium heat for about 1–2 minutes per side until lightly golden.
Serve warm.