Which food has less impact on blood sugar?

GRAVY (WATER, MODIFIED FOOD STARCH, SALT, FLAVORING, MONOSODIUM GLUTAMATE, CARAMEL COLOR, CORN SYRUP SOLIDS, BEEF BASE [BEEF FLAVOR {AUTOLYZED YEAST EXTRACT, DISODIUM INOSINATE AND GUANYLATE, XANTHAN GUM}, SALT, HYDROLYZED SOY PROTEIN, SUGAR, MONOSODIUM GLUTAMATE, FLAVOR, CARAMEL COLOR, VEGETABLE JUICE CONCENTRATES {CELERY, CARROT, ONION AND LEEK}, EXTRACTIVES OF PAPRIKA], DRIED WHEY), WATER, SALISBURY STEAK PATTY (MECHANICALLY SEPARATED CHICKEN, PORK, BEEF, WATER, REHYDRATED ONIONS, TEXTURED SOY FLOUR [SOY FLOUR, CARAMEL COLOR], BREAD CRUMBS [ENRICHED BLEACHED WHEAT FLOUR {BLEACHED WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID}, DURUM FLOUR, LEAVENING {SODIUM BICARBONATE, SODIUM ACID PYROPHOSPHATE}, YEAST], SOY PROTEIN CONCENTRATE, SALT, CARAMEL COLOR, FLAVORING, SODIUM TRIPOLYPHOSPHATE, DEXTROSE, SPICE, CITRIC ACID), CORN, DEHYDRATED POTATOES (POTATOES, MONO- AND DIGLYCERIDES FROM VEGETABLE OIL, DISODIUM DIHYDROGEN PYROPHOSPHATE, SODIUM BISULFITE, CITRIC ACID, BHT), SOYBEAN OIL, SALT, SUGAR, POTASSIUM CHLORIDE, MALTODEXTRIN, NATURAL FLAVOR, MAGNESIUM CARBONATE, CALCIUM CHLORIDE, MAGNESIUM CHLORIDE, CALCIUM CARBONATE. _X000D_CONTAINS: WHEAT, MILK, SOY._X000D_