Cook the pasta according to package. While pasta is cooking cut up chicken into 1 to 2 inch squares. In a skillet put the oil and butter; make sure butter is melted, Add the chicken (season how you like) and lightly cook chicken till it turns white on both sides drain any oil and butter that is left.
When pasta is done drain the remaining water, then add the rest of the ingredients to pasta and stir in the chicken, cover and cook on low stirring occasionally to keep bottom from burning. Cook about 20 - 30 minutes.