Chicken and Peppers in White Sauce

Name: Chicken and Peppers in White Sauce
Prep time: 20 min
Cook time: 30 min
Total time: 50 min
Cuisine: American
Ingredients: 4 chicken parts or 2 boneless chicken breast cut into pieces. (drumsticks or thighs or a combination); 1 green pepper (seeds removed and cut into slices); 1 red pepper (seeds removed and cut into slices); 1 medium size onion cut into slices; 1 heaping tablespoon minced garlic (jarred); 3/4 cup chicken broth; 1/2 cup mayonnaise; 1/2 box penne pasta; salt and pepper; 1 Tablespoon olive oil; 1 Tablespoon butter