2.5. Hedonic Food Intake Measurement 
Before each study visit, a fresh chocolate milkshake was prepared by combining 8 scoops of vanilla ice cream (Ijsboerke, Tielen, Belgium), 710 mL of 2% milk (Lactel, Brussels, Belgium) and 4 tablespoons of Imperial’s Chocolate Topping (Continental Foods, Puurs, Belgium). Volunteers drank from a 200 mL beaker that was repeatedly refilled with chocolate milkshake until the volunteers expressed that they felt comfortably full. The milkshake was weighed before and after ad libitum consumption, taking into account that each ingested gram of chocolate milkshake equaled 1 kcal. This approach to measuring hedonic food intake is based on a publication from Iven et al. [