Which food has less impact on blood sugar?

FULLY COOKED TURKEY BREAST BROWNED IN OIL (TURKEY BREAST, WATER, SALT, SUGAR), SANDWICH ROLL (WHEAT FLOUR, WATER, SUGAR, SALT, CANOLA OIL, YEAST, GUAR GUM, RYE FLOUR, MALTED BARLEY FLOUR, DEACTIVATED YEAST, DEXTROSE, FAVA BEAN FLOUR, MALT EXTRACT, SUNFLOWER LECITHIN, CALCIUM PHOSPHATE, ENZYMES, ASCORBIC ACID, NIACIN, XANTHAN GUM, REDUCED IRON, CALCIUM SULFATE, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), AVOCADO RANCH DRESSING (NON FAT BUTTERMILK [WHEY, WATER, SKIM MILK POWDER, CORN STARCH, TAPIOCA STARCH, CARRAGEENAN, LOCUST BEAN GUM, CULTURE], CANOLA OIL, WATER, SOUR CREAM [CULTURED MILK, CREAM, WHEY, MODIFIED CORN STARCH, SODIUM PHOSPHATE, GUAR GUM, CARRAGEENAN, CALCIUM SULFATE, LOCUST BEAN GUM], AVOCADO, MALTODEXTRIN, LESS THAN 2% OF EGG YOLK, SUGAR, SALT, DISTILLED VINEGAR, APPLE CIDER VINEGAR, DRIED ONION, SEASONING BLEND [DEXTROSE, SALT, NATURAL FLAVORS, MODIFIED CORN STARCH], XANTHAN GUM, SEASONING BLEND [MALTODEXTRIN, WHEY POWDER, SKIM MILK POWDER, MODIFIED CORN STARCH, BUTTER EXTRACTIVES, NATURAL FLAVOR], DRIED GARLIC, SOY SAUCE [WATER, WHEAT, SOYBEANS, SALT, ALCOHOL {TO RETAIN FRESHNESS}, VINEGAR, LACTIC ACID], SPICE, CULTURED DEXTROSE, DRIED GREEN ONION, CARRAGEENAN, CALCIUM DISODIUM EDTA [TO PROTECT QUALITY], YELLOW 5 & 6, BLUE 1), GREEN LEAF LETTUCE, RED ONION, RED RIND MUENSTER CHEESE (PASTEURIZED MILK, CHEESE CULTURE, SALT, ENZYMES, ANNATTO [VEGETABLE COLOR]).