Pound the chicken to about 1/2 inch thickness, or slice the chicken breast lengthwise.
Combine all the spices in a small bowl and mix them well.
Add the lime juice and about 1 Tbsp of olive oil to the spices and then rub it into the chicken.
Preheat grill on high.
Thinly slice peppers and onions.
In a large mixing bowl, toss the vegetables with 2 Tbsp olive oil and some salt and pepper.
Add vegetables to a grill tray and cook until soft and just a little charred, stirring often.
Add the chicken to the grill and cook until done, flipping at least once.
Remove meat and vegetables from the grill.
Grill flour tortillas for just a few minutes being careful not to burn them.
Slice the chicken into strips.
Serve with your favorite toppings (cheese, sour cream, guacamole, salsa, hot peppers etc)