Choose skirt steak, flank steak, chicken, or shrimp
Slice meat thinly against the grain if using steak
Pat meat dry
Season with salt, pepper, chili powder, cumin, garlic powder, and paprika
Add lime juice and a little oil
Marinate for 15 minutes to 2 hours
Heat a skillet or grill over high heat
Add a small amount of oil
Cook steak 2 to 4 minutes per side
Cook chicken 5 to 7 minutes per side until done
Cook shrimp 1 to 2 minutes per side until opaque
Remove from heat and rest steak for 5 minutes
Slice cooked steak thinly if needed
Serve with sautéed peppers and onions