Heat olive oil in a pan, sauté onion until translucent.

Add peppers and sauté for 2 minutes, take the vegetables into a plate and set aside.

In the same pan, cook the chicken pieces until fully cooked about 10 minutes.

Add the cooked vegetables to the chicken and add taco spice.

Mix everything and cook for 10 minutes until chicken and veggies have the taste of the spice.

Heat the tortillas in a pan. 1 minute each side.

Place tortillas in a plate, spread half of the guacamole on each.

Add salsa and sour cream.

Add half of chicken mixture on each.

Add cheese on top.

Serve immediately.