Which food has less impact on blood sugar?

TURKEY (TURKEYBREAST. TURKEY BROTH &2% OR LESS OF THE FOLLOWING: SALT, SUGAR, GARRAGEERAN, SODIUM CITRATE, SODIUM PHOSPHATE, SODIUM DIACETATE), WHITE SUB ROLL (FLOUR [BLEACHED WHEAT FLOUR ENRICHED]) {BLEACHED WHEAT FLOUR, NIACIN, REDUCED IRON. THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID}. MALTED BARLEYFLOUR]. WATER, TOLER PANO & [PALM SHORTENING, SALT, SUGAR. DEXTROSE, DEFAITED ENZYME ACITVE SOYFLOUR CONTAINS 2% OR LESS OF DIACETYL TARTARICACID ESTERS OF MONO-AND DIGLYCERIDES {DATEM}, MONOCALCIUM PHOSPHATE, MONO- & DIGLYCERIDES, AMMONIUM CHLORIDE. ETHOXYLATED MONO-AND DIGLYCERIDES. ENRICHED WHEAT FLOUR WHEAT FLOUR, NIACIN. REDUCED IRON, THIAMINEMONONITRATE, RIBOFLAVIN, FOUCACID), POTASSIUM BROMATE ASCORBICACID (VITAMIN C), SOYLECITHIN. SOYBEAN OIL, L-CYSTEINE HYDROCHLORIDE YEAST. ENZYMES], YEAST. TALIAN SLIPPER [ENRICHED SOYBEAN OIL, L-CYSTEINE HYDROCHLORIDE YEAST, ENZYMES], YEAST, ITALIAN SLIPPER, [ENRICHED WHEAT FLOUR {WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN FOLIC ACAD}, WHEAT GLUTEN, SALT, SOYBEAM OIL, CALCIUM PROPIONATE {A PRESERVATIVE}, LACTIC ACID & 2% ORIES OF EACH OF THEFOLLOWING: FUMARID, ARTIFICIAL FLAVOR, ACETICACID, POTASSIUMIODATE ENZYMVES], VITAL WHEAT GLUTEN [WHEAT GLUTEN], CALCIUM PROPIONATE), SWISS GHERE (PASTEURUSD PART-SKIM MILK, CHEESE CULTURE, SALT, ENZYMES), LETTUCE