FDA Reference Amounts Customarily Consumed are standard serving sizes set by FDA for specific types of foods. The actual serving size can range from ½ to 2 times as large as the Reference Amount Customarily Consumed if the product is pre-sliced or produced in discrete units. The FDA Reference Amounts Customarily Consumed for some common baked goods are:   Bagels 55 grams   Breads (except sweet quick breads) 50 grams   Brownies 40 grams   Cakes (heavy weight) 125 grams   Cakes (medium weight) 80 grams   Cakes (light weight) 55 grams   Cheese Cake 125 grams   Coffee Cake and Crumb Cake 55 grams   Cookies 30 grams   Croutons 7 grams   Cupcakes 80 grams   Danish 55 grams   Donuts 55 grams   Eclairs 80 grams   Grain-based bars 40 grams   Muffins 55 grams   Pies 125 grams   Rolls 50 grams   Stuffing 100 grams   Sweet Quick Breads 55 grams   Toaster Pastries 55 grams   Waffles 85 grams   Source: 21 CFR 101.12(b)(Table 2)     This brief explanation of nutritional issues is to help you choose from the wide range of products that we bake. Consult Your Physician You should not rely only on our advice or recommendations. It is important for you to consult your physician or medical practitioner before going on any diet or changing your eating patterns.