Inclusion Criteria:  HbA1c >5.7 and <7.1% BMI 25-35 kg/M^2 Prefer no use of medications, but if on medication, must have been on a stable dose for 3 months and plan to remain at the same level for the duration of the trial. Healthy, good dentition No nut allergies >4.0 eating events per day >=1 low nutrient density snack/d No allergy to chocolate  Exclusion Criteria:  HbA1c within normal range BMI <25 or >35 kg/M^2 Nut allergies Smoker Pregnant