Which food has less impact on blood sugar?

BREADED PORK PATTY AND GRAVY (WATER, PORK, BREADER [BLEACHED WHEAT FLOUR, SALT, SPICES, DEXTROSE, PARTIALLY HYDROGENATED SOYBEAN OIL, YEAST, EXTRACTIVES OF PAPRIKA], BATTER [WATER, WHEAT FLOUR, MODIFIED CORN STARCH, YELLOW CORN FLOUR, SALT, SPICES, LEAVENING {SODIUM ALUMINUM PHOSPHATE, SODIUM BICARBONATE}, SOYBEAN OIL, GARLIC POWDER], CONTAINS 2% OR LESS OF: TEXTURED VEGETABLE PROTEIN [SOY PROTEIN ISOLATE, SOY CARBOHYDRATE], MODIFIED FOOD STARCH, ONION, NONFAT DRY MILK [NONFAT DRY MILK, VITAMIN A PALMITATE, VITAMIN D3], MARGARINE [LIQUID AND PARTIALLY HYDROGENATED SOYBEAN OIL, WATER, SALT, WHEY, SOY LECITHIN, VEGETABLE MONO- AND DIGLYCERIDES, SODIUM BENZOATE, ARTIFICIAL FLAVOR, BETA CAROTENE, VITAMIN A PALMITATE], SALT, ROAST TYPE CHICKEN FLAVOR [CHICKEN FLAVOR {CHICKEN BROTH, XANTHAN GUM, ASCORBIC ACID}, YEAST EXTRACT, CITRIC ACID], WHEAT FLOUR, SOY PROTEIN CONCENTRATE, BROWN SUGAR, TOMATO PASTE, RENDERED CHICKEN FAT, FLAVORING, GARLIC, CELLULOSE, SODIUM TRIPOLYPHOSPHATE, CARAMEL COLOR, DEXTROSE, CITRIC ACID), WATER, CORN, DEHYDRATED POTATOES (POTATOES, MONO- AND DIGLYCERIDES FROM VEGETABLE OIL, DISODIUM DIHYDROGEN PYROPHOSPHATE, SODIUM ACID PYROPHOSPHATE, SODIUM BISULFITE, CITRIC ACID, BHT), SOYBEAN OIL, SALT, SUGAR, POTASSIUM CHLORIDE, MALTODEXTRIN, NATURAL FLAVOR, MAGNESIUM CARBONATE, CALCIUM CHLORIDE, MAGNESIUM CHLORIDE, CALCIUM CARBONATE.