Which food has less impact on blood sugar?

CRUST (UNBLEACHED WHEAT FLOUR [MALTED BARLEY FLOUR, NIACIN, THIAMIN MONONITRATE, RIBOFLAVIN, FOLIC ACID], FILTERED WATER, CANOLA OIL, FERMENTED DURUM WHEAT FLOUR, SALT, YEAST, SUGAR, VITAMIN C, ENZYMES); PIZZA SAUCE (TOMATOES, SALT, CITRIC ACID), TOMATO SAUCE (WATER, TOMATO CONCENTRATE, SALT, CITRIC ACID, MALIC ACID, ASCORBIC ACID [VITAMIN C], SEA SALT, ROMANO CHEESE (PASTEURIZED SHEEPS MILK, CHEESE CULTURES, SALT, ENZYMES), HARD GRATING CHEESE (FOOD STARCH, WATER, PALM OIL, CELLULOSE, SALT, LACTIC ACID, WHEY, SODIUM PHOSPHATE, SODIUM CITRATE, LACTIC ACID, SORBIC ACID, POTASSIUM SORBATE, ARTIFICIAL COLOR), POWDERED CELLULOSE ADDED TO PREVENT CAKING, NATMYCIN [A NATURAL MOLD INHIBITOR]), GARLIC POWDER, SPICES, TABASCO SAUCE (DISTILLED VINEGAR, RED PEPPER, SALT); CHEESE (CULTURED PASTEURIZED COWS MILK, SALT, ENZYMES, POTATO STARCH, POWDERED CELLULOSE (TO PREVENT CAKING); CANADIAN BACON (PORK, WATER, CURED WITH WATER, SALT, SUGAR, SODIUM LACTATE, SODIUM PHOSPHATE, SODIUM ASCORBATE, SODIUM NITRITE); SAUSAGE (PORK, FLAVORINGS, WATER, SALT, SUGAR, PAPRIKA, GARLIC POWDER, OLEORESIN OF PAPRIKA); PEPPERONI (PORK BEEF, SEA SALT, CONTAINS 2% OR LESS OF SPICES, MUSTARD, CANE SUGAR, LACTIC ACID STARTER CULTURE, NATURAL FLAVORS, CULTURED CELERY JUICE POWDER, NATURAL SPICE EXTRACTIVES, GARLIC POWDER, EXTRACTIVES OF PAPRIKA).