Ensure avocado is ripe (soft to the touch); if avocado is too firm, ripen faster by placing in a paper bag, 1-2 days

Heat 1 tbsp oil in skillet over med-high; sauté pepper mix with salt/pep, 4-5 min or until soft + starting to brown; set aside

Heat lightly oiled skillet over med-high; pat beef dry, add to pan in one layer + sear 2 min (for well done add 1 min); flip + cook 1 more min, season with salt/pep + half the seasoning

Meanwhile, stack 4 tortillas on a plate + wrap with a damp paper towel; microwave 15-30 sec or until warm + soft; divide veggies + beef to tortillas; top each with avocado slices