01 -
Slice the beef into thin strips and chop the bell peppers and onion.
02 -
Heat olive oil in a skillet over medium heat, then sauté the onions and bell peppers until softened, about 5-7 minutes.
03 -
Increase heat to medium-high, add the sliced beef, season with salt and pepper, and cook until browned, about 3-5 minutes.
04 -
Reduce heat to low, then place provolone slices over the beef mixture and allow them to melt completely.
05 -
Spoon the beef-cheese mixture onto each tortilla and roll tightly.
06 -
Return roll-ups seam-side down to the skillet and cook until golden brown on all sides, about 3-4 minutes total.