Which food has less impact on blood sugar?

SOUR CREAM (CULTURED PASTEURIZED GRADE A MILK, CREAM, NONFAT MILK SOLIDS, GELATIN), CARAMELIZED ONIONS (ONION, WATER, CANOLA OIL, BALSAMIC VINEGAR [WINE VINEGAR, GRAPE MUST], BROWN SUGAR), CREAM CHEESE (PASTEURIZED CULTURED MILK AND CREAM, SALT, XANTHAN GUM, CAROB BEAN GUM, AND GUAR GUM), MAYONNAISE (SOYBEAN OIL, WATER, CIDER VINEGAR, EGG YOLKS, CONTAINS LESS THAN 2% OF SALT, SPICE, LEMON JUICE CONCENTRATE), SMOKED GOUDA CHEESE (PASTEURIZED MILK, CHEESE CULTURE, SALT, ENZYMES, ANNATTO [VEGETABLE COLOR], NATURAL SMOKE FLAVORING, NATAMYCIN [A NATURAL MOLD INHIBITOR]), UNCURED BACON BITS (PORK, WATER, BROWN SUGAR, SEA SALT, CELERY POWDER, LACTIC ACID STARTER CULTURE), SALT, SUGAR, BACON BASE (COOKED BACON [COOKED BACON WITH WATER, SALT, SODIUM PHOSPHATE, SUGAR, SODIUM ERYTHORBATE, AND SODIUM NITRITE], SALT, YEAST EXTRACT, HAM STOCK, BACON FAT, SUGAR, CORNSTARCH, NATURAL FLAVORINGS, NATURAL SMOKE FLAVORING, DISODIUM INOSINATE, DISODIUM GUANYLATE, CARAMEL COLOR, POTASSIUM SORBATE [TO PRESERVE COLOR]), DEHYDRATED ONION, WATER, MODIFIED CORN STARCH, SODIUM BENZOATE AND POTASSIUM SORBATE ADDED TO PROTECT FLAVOR, LACTIC ACID, NATURAL BACON FLAVOR (NATURAL FLAVOR [MILK], CORN SYRUP SOLIDS, SALT, YEAST EXTRACT, SMOKE FLAVORING), SPICE.