Add olive oil to large nonstick pan and add ground beef and taco seasonings. Cook meat until no pink remains (about 6 minutes) and then remove from pan to drain fat.
Wipe out pan with paper towel
Place a scoop of cooked, seasoned ground beef in center of large tortilla. Spread into even layer, but leave room around border for folding.
Drizzle nacho cheese over ground beef.
Place tostada on top of nacho cheese layer.
Spread sour cream into a layer on top of the tostada.
Top with lettuce, chopped tomatoes, and shredded cheddar.
Place small flour tortilla on top of shredded cheddar.
Heat vegetable oil in non stick pan over medium heat.
Fold large tortilla borders over small taco tortilla, tightly folding and creating pleats.
Place crunch wrap pleat-side down to cook, and turn over when golden brown (about 3 minutes per side). Do not over crowd pan.
Repeat this process with remaining crunch wraps.