Which food has less impact on blood sugar?

LEMON DILL TUNA SALAD (YELLOWFIN TUNA [TUNA WATER, VEGETABLE BROTH {PEAS & CARROTS}, SALT] MAYONNAISE [SOYBEAN OIL, WHOLE EGGS, VINEGAR, EGG YOLKS WATER, SALT DEXTROSE SUGAR LEMON JUICE, CALCIUM DISODIUM EDTA {PROTECTS QUALITY} NATURAL FLAVORS], CELERY YELLOW ONION, DIJON MUSTARD [WATER, VINEGAR, MUSTARD SEED SALT WHITE WINE FRUIT PECTIN, CITRIC ACID, TARTARIC ACID, SUGAR, SPICE], LEMON JUICE LEMON PEEL RICE VINEGAR [WATER, RICE], FRESH CHOPPED DILL, SUGAR, SEA SALT [NATURAL SEA SALT MAGNESIUM CARBONATE], LEMON PEPPER [SALT, BLACK PEPPER CITRIC ACID DEHYDRATED ONION DEHYDRATED GARLIC, MALTODEXTRIN, SUGAR, YELLOW 5 LAKE, NATURAL FLAVOR, SOY LECITHIN LESS THAN 2% SILICON DIOXIDE {PREVENTS CAKING}], XANTHAN GUM, CAYENNE PEPPER), COUNTRY WHITE BREAD (UNBLEACHED BREAD FLOUR [WHEAT FLOUR, MALTED BARLEY FLOUR NIACIN IRON, THIAMIN MONONITRATE, RIBOFLAVIN, FOLIC ACID], WATER, HONEY BUTTERMILK [BUTTERMILK WHEY], LESS THAN 2% OF CANOLA OIL, SALT, MALT [MALTED BARLEY, WHEAT FLOUR, DEXTROSE] WHEAT GLUTEN, YEAST, WHEAT FLOUR, ASCORBIC ACID, ENZYMES RYE FLOUR) ROMAINE LETTUCE.