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Low Fat Cooking. Virginia Bennett, PhD, RD. Fats and Oils. Function of fats in the diet: Flavor, aroma and palatability Satiety and sense of fullness Concentrated source of energy Essential nutrients Important role in baked goods. Properties of Fat.
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Low Fat Cooking Virginia Bennett, PhD, RD
Fats and Oils • Function of fats in the diet: • Flavor, aroma and palatability • Satiety and sense of fullness • Concentrated source of energy • Essential nutrients • Important role in baked goods
Properties of Fat • Smoking point – point at which fat smokes when heated • Rancidity • Saturated fats-primarily from animal sources • Monounsaturated fats – olive or canola oil
Properties of Fat • Polyunsaturated fats – vegetable • Fatty acids – end product of fat digestion • Essential fatty acids • Hydrogenation-addition of hydrogen to liquid oils
Fats and Oils • Lard – rendered from hogs • Butter • Margarine • Corn, soybean, safflower, etc • Stick and soft or tub • Shortening
Fats an Oils • Salad oils • Corn • Safflower • Cottonseed • Soybean • Peanut • Canola • Sunflower • olives
Role of Fat in Baked Products • Tenderize or “shorten” gluten strands • Leavening agent • Moisture and flavor • Emulsifying agent
Reducing the Fat in Baked Products • Choose a fat substitute compatible with your recipe • Consider flavors that work best with your recipe • Some recipes work better than others
Reducing the Fat in Baked Products • Fruitful fat substitutes – fruit purees, applesauce, fruit juices • Dairy fat substitutes – nonfat yogurt and buttermilk • Prunes • Squash and sweet potatoes
Reducing the Fat in Baked Products • Eliminate one half the fat in your recipe – if recipe calls for 8 T, eliminate 4T • Replace with one half of fat substitute – replace with 2 T • Evaluate
Reducing the Fat in Baked Products • Cakes which use creaming to get their volume • Whip egg whites and fold into batter • Bake reduced fat products at a slightly lower temperature • Do not over bake
Reduced Fat Cooking • Start with lean cuts of meat, fish and poultry • Trim off visible fat • Avoid deep-fat foods • Bake, broil, poach, steam or microwave
Reduced Fat Cooking • Avoid frying in oils or other fats – use non-stick spray or a broth • Use egg substitutes or egg whites • Switch to skim or 1% milk
Reduced Fat Cooking • Try nonfat or reduced fat salad dressings • Use reduced calorie mayonaise • Enjoy nonfat yogurts • Tuna packed in water • Legumes instead of meat
Reduced Fat Cooking • Limit cheeses or use low fat • Limit high fat meats – use substitutes (grd turkey, meat substitutes) • Refrigerate soups and stews, remove hardened fat
Reduced Fat Cooking • Try butter substitutes (Molly McButter, etc)