Nutrition in diabetes mellitus Foods not allowed: Glucose, sugar, honey, all sweets, chocolates and candies Foods to be avoided or restricted: Potatoes, jam, arvi , sweet potatoes, mangoes, grapes, bananas, alcoholic beverages, fried fruits, parathas , puri , pakoras , dal moth, mathies , deep fried vegetables, dry fruits, saturated oils Foods to be used freely: Green leafy vegetables, tomatoes, cucumbers, lemon, clear soups, black coffee and tea without sugar, butter milk, sour chatani , pickles without oil