Which food has less impact on blood sugar?

EVERYTHING CIABATTA [ZLOUR (UNBLEACHED HARD WHEAT FLOUR, MALTED BARLEY FLOUR, NIACIN, REDUCED IRON, THIAMIN MONONITRATE, RIBOFLAVIN, FOLIC ACID), WATER, DURUM FLOUR, SEMOLINA FLOUR, WHEAT FLOUR ENRICHED ([WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID], MALTED BARLEY FLOUR), EXTRA VIRGIN OLIVE OIL, SALT, YEAST, MALT (MALTED BARLEY, WHEAT FLOUR, DEXTROSE), SESAME SEED, BLACK SESAME SEED, HIMALAYAN PINK SALT, VITAL WHEAT GLUTEN, DOUGH IMPROVER (WHEAT FLOUR, DIACETYL TARTARIC ACID ESTERS OF MONO- AND DIGLYCERIDES, ENZYMES, ASCORBIC ACID, SOYBEAN OIL, POTASSIUM IODATE, L-CYSTEINE), POPPY SEED, DOUGH EXTENDER (ENRICHED WHEAT FLOUR, SALT, ENZYMES), GARLIC, EXTENDS FRESHNESS (ENRICHED WHEAT FLOUR [NIACIN, REDUCED IRON, THIAMIN MONONITRATE, RIBOFLAVIN, FOLIC ACID], ENZYMES), ONION, HIMALAYA PINK SALT, ASCORBIC ACID (VITAMIN C)], TURKEY BREAST [TURKEY BREAST, WATER, POTASSIUM LACTATE, SALT, SUGAR, SODIUM PHOSPHATE, SODIUM DIACETATE, SODIUM NITRITE, SODIUM ERYTHORBATE), LAVARU P%CHEESE [PASTEURIZED MILK, CHEESE CULTURE, SALT, ENZYMES], MAYONNAISE [SOYBEAN OIL, WHITE DISTILLED VINEGAR, CORN SYRUP, WATER, EGG YOLKS, SALT, WHOLE EGGS, LEMON JUICE CONCENTRATE, EGG YOLK SOLIDS, CALCIUM DISODIUM EDTA (ADDED TO PROTECT FLAVOR), NATURAL FLAVORS (CONTAINS MUSTARD)], GREEN LEAF LETTUCE