Combine pork strips, cumin, and garlic pepper blend in a large resealable plastic bag. Shake until pork is coated.
1 pound boneless pork chops, cut into strips, 1 teaspoon ground cumin, ½ teaspoon garlic pepper blend
Heat vegetable oil in a large skillet over medium heat. Add pork; cook and stir until browned, 4 to 5 minutes. Add onion, red bell pepper, and green bell pepper; cook until fragrant, about 2 minutes. Stir in barbeque sauce; simmer until flavors combine, about 2 minutes.
1 pound boneless pork chops, cut into strips, 1 tablespoon vegetable oil, or as needed, ½ cup red onion slices, ½ red bell pepper, cut into strips, ½ green bell pepper, cut into strips, ⅓ cup barbeque sauce
Serve pork mixture over flour tortillas.
4 (8 inch) flour tortillas
Substitute taco seasoning for the ground cumin if desired.