Which food has less impact on blood sugar?

PUFF PASTRY (ENRICHED FLOUR [WHEAT FLOUR, MALTED BARLEY FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID, ASCORBIC ACID AS DOUGH CONDITIONER], WATER, BUTTER [PASTEURIZED CREAM]), CREAM CHEESE (PASTEURIZED CULTURED MILK AND CREAM, SALT, XANTHAN GUM, CAROB BEAN GUM, GUAR GUM), EGG, SMOKED HAM (PORK, CURED WITH: WATER, SALT, DEXTROSE, SODIUM PHOSPHATES, SODIUM ERYTHORBATE, SODIUM NITRITE), SWISS CHEESE (PASTEURIZED PART SKIM MILK, CHEESE CULTURES, ENZYMES, SALT), CHEDDAR CHEESE (PASTEURIZED MILK, CHEESE CULTURES, ENZYMES, SALT), BROWN SUGAR (SUGAR, MOLASSES), MUSTARD (WATER, MUSTARD SEEDS, VINEGAR, SALT, CITRIC ACID), WORCESTERSHIRE SAUCE (DISTILLED WHITE VINEGAR, MOLASSES, SUGAR, WATER, SALT, ONIONS, ANCHOVIES, GARLIC, CLOVES, TAMARIND EXTRACT, NATURAL FLAVORINGS, CHILI PEPPER EXTRACT), GRATED PARMESAN CHEESE (COW'S MILK, SALT, ENZYMES, POWDERED CELLULOSE, CORNSTARCH [ADDED TO PREVENT CAKING]), WATER, CORNSTARCH, SESAME SEEDS, ONION POWDER, POPPY SEED.