Which food has less impact on blood sugar?

DELI CHICKEN SALAD [DICED WHITE CHICKEN MEAT (BONELESS, SKINLESS DICED WHITE CHICKEN, WATER, RICE STARCH, VINEGAR, SEASONING [MALTODEXTRIN, YEAST EXTRACT, CHICKEN STOCK, SALT, AND FLAVORS]), MAYONNAISE (SOYBEAN OIL, CORN SYRUP, WATER, EGG YOLKS, DISTILLED VINEGAR, CIDER VINEGAR, SALT, SPICE, AND CALCIUM DISODIUM EDTA), CELERY, SALT, BLACK PEPPER, DRIED PARSLEY], SPINACH TORTILLA [ENRICHED WHEAT FLOUR (WHEAT FLOUR, MALTED BARLEY FLOUR, NIACIN, IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), WATER, CANOLA OIL, SALT, DOUGH CONDITIONERS (MONO AND DIGLYCERIDES, SODIUM METABISULFITE), LEAVENING (SODIUM BICARBONATE, SODIUM ALUMINUM PHOSPHATE, SODIUM ALUMINUM SULFATE, MONOCALCIUM PHOSPHATE, FUMARIC ACID), CALCIUM PROPIONATE, POTASSIUM SORBATE, CALCIUM SULFATE, CORN STARCH, SOYBEAN OIL, HYDROGENATED SOYBEAN OIL, DEHYDRATED SPINACH, GUAR GUM, CARBOXYMETHYLCELLULOSE, ACACIA GUM, CORN SUGAR, FD&C YELLOW 5, BLUE 1], GREEN LEAF LETTUCE, HERB CREAM CHEESE [CREAM CHEESE (PASTEURIZED MILK AND CREAM, CHEESE CULTURE, SALT, AND STABILIZERS [CAROB BEAN GUM, XANTHAN GUM, AND/OR GUAR GUM]), LEMON JUICE, GARLIC, DRIED BASIL, DRIED OREGANO, BLACK PEPPER, SALT]