In a separate pan, cook the ground beef until it's browned and cooked through. Drain any excess fat.
Add minced garlic to the cooked beef and sauté briefly, taking care not to burn the garlic.
Mix in chili powder to season the beef, stirring well to combine the flavors.
Add diced tomatoes to the beef mixture and continue to cook until the tomatoes are softened. Then stir in yellow mustard and mix thoroughly
Now, it's time to assemble the nachos. Place a layer of the crispy fried tortilla pieces on a serving platter.
Spoon the chili mixture over the tortilla chips, ensuring they are well covered.
If desired, you can add toppings like shredded cheese, sour cream, or diced green onions.
Your epic nachos are ready to enjoy! Serve them hot and savor the delicious flavors.