Slice 1 to 2 pounds of chicken, steak, or shrimp into thin strips
Slice 2 bell peppers and 1 onion into strips
Heat 1 to 2 tablespoons of oil in a large skillet over medium-high heat
Season the meat with salt, pepper, chili powder, cumin, garlic powder, and paprika
Cook the meat in the hot skillet until browned and cooked through
Remove the meat from the skillet and set aside
Add the peppers and onion to the skillet
Cook until tender-crisp and lightly charred
Return the meat to the skillet and toss with the vegetables
Squeeze fresh lime juice over the mixture
Warm tortillas in a dry skillet or microwave
Serve the fajita filling in tortillas
Add toppings such as salsa, sour cream, guacamole, shredded cheese, or cilantro