Which food has less impact on blood sugar?

ROMAINE LETTUCE, GREEK YOGURT CAESAR DRESSING (NONFAT GREEK YOGURT [CULTURED SKIM MILK, MILK PROTEIN CONCENTRATE, CORN STARCH, TAPIOCA STARCH, CARRAGEENAN, LOCUST BEAN GUM], CANOLA OIL, WATER, ROMANO CHEESE [PASTEURIZED COW'S MILK, CULTURES, SALT, ENZYMES], PARMESAN CHEESE [PART-SKIM SALT, WHITE WINE, CITRIC ACID, TURMERIC, TARTARIC ACID, SPICES], DRIED GARLIC, DISTILLED VINEGAR, GLUCONIC ACID, LEMON JUICE CONCENTRATE, LACTIC ACID, ACACIA GUM, XANTHAN GUM, SPICE, MUSTARD FLOUR, ANCHOVIES, DEXTROSE, MALTODEXTRIN, WHEY POWDER, SKIM MILK POWDER, NATURAL FLAVORS, MODIFIED CORNSTARCH, BUTTER EXTRACTIVES), ITALIAN STYLE CHEESE BLEND (ROMANO TYPE CHEESE [PASTEURIZED COW'S MILK, SALT, CHEESE CULTURE, ENZYMES], PARMESAN TYPE CHEESE [PASTEURIZED MILK, SALT, CHEESE CULTURE, ENZYMES], MEDIUM ASIAGO CHEESE [PASTEURIZED MILK, SALT, CHEESE CULTURE, ENZYMES], POTATO STARCH AND POWDERED CELLULOSE [TO PREVENT CAKING], NATAMYCIN [MOLD INHIBITOR]), SAVORY GARLIC CROUTONS (ENRICHED WHEAT FLOUR [WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID], HIGH-OLEIC CANOLA OIL, SUGAR, SEASONING BLEND [WHEY, GARLIC POWDER, SALT, ROMANO CHEESE MADE FROM COW'S MILK (CHEESE [PASTEURIZED PART-SKIM MILK, CHEESE CULTURE, SALT, ENZYMES], DISODIUM PHOSPHATE, LACTIC ACID), DRIED PARSLEY, ONION POWDER, NATURAL FLAVOR, SPICES, CITRIC ACID, DISODIUM INOSINATE, DISODIUM GUANYLATE, SILICON DIOXIDE), SALT, CONTAINS 2% OR LESS OF: YEAST, DRIED YEAST), DATES (DATES, DEXTROSE).