Which food has less impact on blood sugar?

TOMATO PUREE (WATER, TOMATO PASTE), COOKED ENRICHED PASTA (WATER, DURUM FLOUR [DURUM WHEAT SEMOLINA, NIACIN, FERROUS SULFATE {IRON}, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID], EGG WHITES), RICOTTA CHEESE (WHEY, CREAM, VINEGAR, CARRAGEENAN), LOW MOISTURE PART SKIM MOZZARELLA CHEESE (CHEESE [PASTEURIZED MILK, CULTURES, SALT, ENZYMES], WHEY PROTEIN CONCENTRATE), SEASONED COOKED BEEF AND PORK (BEEF, PORK, SEASONING [FLAVORINGS, SALT, SPICES, DEXTROSE], TOMATO PASTE, SALT, SOYBEAN OIL), WATER, PEPPERONI (PORK, BEEF, SALT, CONTAINS 2% OR LESS OF: DEXTROSE, FLAVORINGS, LACTIC ACID STARTER CULTURE, OLEORESIN OF PAPRIKA, SODIUM NITRATE, BHA, BHT, CITRIC ACID), SAUSAGE (PORK, SPICES, WATER, SALT, CORN SYRUP, PAPRIKA, CARAMEL COLOR, FLAVORING, BHA, PROPYL GALLATE, CITRIC ACID), CONTAINS 2% OR LESS OF: SPICES, PARMESAN AND ROMANO CHEESE FROM COW'S MILK (PART-SKIM MILK, CHEESE CULTURE, SALT, ENZYMES), GARLIC, CARROTS, CELERY, SEASONING (SALT, DEXTROSE, SUGAR, SPICE, SPICE EXTRACTIVES [INCLUDING PAPRIKA, SOY LECITHIN], DISODIUM INOSINATE, DISODIUM GUANYLATE), ONIONS, CREAM, SUGAR, BREAD CRUMBS (WHEAT FLOUR, SUGAR, YEAST, SOYBEAN OIL, SALT), MODIFIED CORN STARCH, SALT, DRIED EGG WHITES, CITRIC ACID. CONTAINS: WHEAT, EGG, MILK, SOY.