Put the garlic, onions, green peppers, mushrooms and chicken in a skillet with olive oil and sauté. After the chicken is cooked through sprinkle with taco or enchilada seasoning packet. I usually use about a quarter of a packet.
Spread cream cheese on each tortilla and heat in the microwave for 20 seconds. Spread cream cheese evenly on tortillas.
Spread a thin layer of refried bean on the tortillas.
Spread the sautéed chicken and veggies on the tortillas. Top with cheddar cheese, mashed avocado, sour cream, salsa, lettuce, tomatoes and black olives.