Which food has less impact on blood sugar?

GRAVY (WATER, MODIFIED CORN STARCH, CHICKEN FAT, CONTAINS 2% OR LESS OF: TURKEY TYPE FLAVOR [TURKEY BROTH, SALT, HYDROLYZED SOY PROTEIN, AUTOLYZED YEAST EXTRACT, TURKEY FAT, CORN STARCH, CARROT JUICE CONCENTRATE, GRILL FLAVOR, DISODIUM INOSINATE AND GUANYLATE], ARTIFICIAL CHICKEN DRIPPINGS FLAVOR [HYDROLYZED CORN AND SOY PROTEIN, NATURAL FLAVOR {SUGAR, SALT, AUTOLYZED YEAST EXTRACT}, PARTIALLY HYDROGENATED COTTONSEED AND SOYBEAN OIL, MALTODEXTRIN, DISODIUM INOSINATE AND GUANYLATE, AUTOLYZED YEAST EXTRACT, THIAMINE HYDROCHLORIDE, TRICALCIUM PHOSPHATE, ARTIFICIAL FLAVOR], MIREPOIX [WHEY, VEGETABLE FLAVOR {MALTODEXTRIN, VEGETABLE CONCENTRATES (CABBAGE, CAULIFLOWER)}, AUTOLYZED YEAST EXTRACT, SALT, ONION POWDER, GARLIC POWDER, NATURAL FLAVOR], SALT, DATEM, MONO- AND DIGLYCERIDES, SPICES), TURKEY (TURKEY BREAST, WATER, CONTAINS 2% OR LESS OF: ISOLATED SOY PROTEIN PRODUCT [ISOLATED SOY PROTEIN, MODIFIED POTATO STARCH, CORN STARCH, CARRAGEENAN, SOY LECITHIN], OLIVE OIL, CHICKEN BROTH POWDER [MALTODEXTRIN, CHICKEN BROTH, SALT, FLAVORS], DEXTROSE, SALT, POTASSIUM CHLORIDE, POTASSIUM AND SODIUM PHOSPHATES, SPICE EXTRACTIVES [SPICE EXTRACTIVES WITH POLYSORBATE 80, CANOLA OIL, SOYBEAN OIL, FLAVOR]), POTATOES (RED SKIN POTATOES, DISODIUM DIHYDROGEN PYROPHOSPHATE), BUTTERNUT SQUASH, GREEN BEANS, FRIED ONIONS (ONIONS, PALM OIL, WHEAT FLOUR, SALT, DEXTROSE). CONTAINS: MILK, SOY, WHEAT.