CASE STUDY Margaret is a 46 year old Hispanic woman who is a new patient in your dental practice.  While recording vitals, the dental hygienist noted that Margaret's blood pressure was slightly elevated.  While reviewing her health history, the hygienist discovered that Margaret has a family history of high cholesterol and heart disease.  Margaret commented that she takes no medications other than an occasional aspirin for headaches.  Mild to moderate periodontitis was noted on further examination of the oral cavity.  Margaret also complained of dry mouth and frequent thirst.  The hygienist questioned Margaret about her eating habits.  She reported that she didn't eat many fresh fruits or vegetables.  Her diet mainly consists of dried beans, fried meats, and tortillas.  Margaret also told the hygienist that she is lactose intolerant so she avoids dairy products. QUESTION: Which of the following characteristics of Margaret's diet puts her at increased risk for heart disease?