Which food has less impact on blood sugar?

CRUST (ENRICHED WHEAT FLOUR [WHEAT FLOUR, NIACIN, IRON, AMYLASE, ASCORBIC ACID, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID], WATER, YEAST, EXTRA VIRGIN OLIVE OIL, SUGAR, SALT, CANOLA OIL AS MANUFACTURING AID), PIZZA SAUCE (VINE- RIPENED FRESH TOMATOES, BLEND OF EXTRA VIRGIN OLIVE OIL AND SUNFLOWER OIL, SALT, OREGANO, BLACK PEPPER, GRANULATED GARLIC AND NATURALLY DERIVED CITRIC ACID), FOUR CHEESE BLEND (LOW MOISTURE PART SKIM MOZZARELLA CHEESE [PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYMES], PROVOLONE CHEESE [PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYMES], ASIAGO MEDIUM CHEESE [PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYMES], IMPORTED ROMANO CHEESE [PASTEURIZED SHEEP'S MILK, CHEESE CULTURES, SALT, ENZYMES], PRODUCT OF FRANCE, POTATO STARCH, CANOLA OIL, AND CELLULOSE POWDER ADDED TO PREVENT CAKING, NATAMYCIN [A NATURAL MOLD INHIBITOR]), COOKED ITALIAN SAUSAGE CARAMEL COLOR ADDED (PORK, WATER, SALT, SPICES, CORN SYRUP SOLIDS, CARAMEL COLOR, SODIUM PHOSPHATES, AUTOLYZED YEAST, FLAVORING, BHA, BHT, CITRIC ACID), PEPPERONCINI (PEPPERS, WATER, SALT, VINEGAR, CITRIC ACID, , SODIUM BISULFITE [TO ENHANCE COLOR] SODIUM BENZOATE, FD& C YELLOW #5), PARMESAN CHEESE (PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYMES, AND POWDERED CELLULOSE ADDED TO PREVENT CAKING), ITALIAN SEASONING (MARJORAM, THYME, ROSEMARY, SAVORY, SAGE, OREGANO, BASIL), CRUSHED RED PEPPER.