For diabetics, snacks are more than an indulgencethey are an important way to maintain proper blood-sugar levels. Although it relies on instant mixes, canned goods and artificial sweeteners, this slim cookbook, replete with easy recipes that follow diabetic guidelines, will be appreciated by many busy cooks. Finsand, the author of several diabetic cookbooks, provides a variety of snacksbeverages with fruit or milk bases, appetizers (meatballs, cracker spreads and other finger foods) and sweets, such as puddings, cakes and cookies. Most recipes can also serve as small lunches or side dishes: spinach-and-bacon salad, Parmesan asparagus and stir-fried vegetables; traditional borscht and onion and vegetable soups and unusual orange-beef and salmon-tomato broths.