Make marinade In large bowl, combine, oil, garlic, salt, Worcestershire sauce, chili powder, cumin, paprika, sugar and lime/lemon juice.
Lay chicken, onion, bell peppers and jalapeño on sheet pan. Pour marinade and toss together to evenly coat chicken, onions and peppers. Spread everything out in an even layer.
Bake for about 25-30 minutes or until everything is cooked (times will vary depending on how thick you cut the chicken).
Serve with corn or flour tortilla, cheese, sour cream or fresh salsa.