Which food has less impact on blood sugar?

CRUST (ENRICHED WHEAT FLOUR [FLOUR, NIACIN, IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID, ENZYME, ASCORBIC ACID], WATER, SOYBEAN OIL, YEAST, BREAD CRUMBS [WHEAT FLOUR, YEAST, SUGAR, SALT], OLIVE OIL, SUGAR, SALT, CULTURED WHEAT STARCH, HONEY, SODIUM BICARBONATE, SODIUM ALUMINUM PHOSPHATE, L-CYSTEINE, CITRIC ACID), SAUCE (TOMATO, WATER, SALT, SOYBEAN OIL, ROMANO AND PARMESAN CHEESE [PASTEURIZED PART-SKIM COW'S MILK, CHEESE CULTURES, SALT, ENZYMES], GARLIC, SUGAR, OREGANO, CITRIC ACID, ONION, SPICES, SODIUM BENZOATE AND POTASSIUM SORBATE [AS PRESERVATIVES] AND CALCIUM DISODIUM EDTA [TO PROTECT FLAVOR]), LOW-MOISTURE MOZZARELLA CHEESE (PASTEURIZED MILK, CHEESE CULTURE, SALT, ENZYMES), FULLY COOKED ITALIAN SAUSAGE TOPPING (PORK, SALT, WATER, SPICES AND SPICE EXTRACTIVES, SUGAR, PAPRIKA, SODIUM PHOSPHATE, MINCED GARLIC, DEHYDRATED RED BELL PEPPER, GARLIC POWDER, LEMON JUICE POWDER [CORN SYRUP SOLIDS, LEMON JUICE SOLIDS, LEMON OIL], OLEORESIN OF PAPRIKA), PEPPERONI (PORK, BEEF, SALT, SPICES, DEXTROSE, LACTIC ACID STARTER CULTURE, OLEORESIN OF PAPRIKA, FLAVORING, SODIUM NITRITE, BHA, BHT, CITRIC ACID), SEASONED COOKED SLICED BEEF STEAK WITH WATER AND MODIFIED FOOD STARCH PRODUCT CARAMEL COLOR ADDED (BEEF, BEEF BROTH, MODIFIED FOOD STARCH, DEXTROSE, SALT, POTASSIUM CHLORIDE, SODIUM PHOSPHATE, HYDROLYZED YEAST PROTEIN, SEASONING [BEEF BROTH, MONOSODIUM PHOSPHATE, FLAVOR, BEEF TALLOW], AUTOLYZED YEAST EXTRACT, CARAMEL COLOR, SPICE EXTRACTIVES), PROVOLONE CHEESE WITH SMOKE FLAVOR (PASTEURIZED MILK, CHEESE CULTURE, SALT, ENZYMES, NATURAL SMOKE FLAVOR), FULLY COOKED BACON PIECES (CURED WITH WATER, SALT, SUGAR, SODIUM PHOSPHATE, SODIUM ERYTHORBATE, SODIUM NITRITE. MAY CONTAIN SMOKE FLAVORING), GRATED ROMANO BLEND (PART-SKIM COW'S MILK, CHEESE CULTURE, SALT, ENZYMES AND CELLULOSE [TO PREVENT CAKING]), GRATED PARMESAN CHEESE (PASTEURIZED PART-SKIM MILK, CHEESE CULTURE, SALT, ENZYMES AND CELLULOSE [TO PREVENT CAKING]), OREGANO, DEHYDRATED GARLIC.