Which food has less impact on blood sugar?

SAUCE BASE (TOMATOES, SAUTEED ONIONS, CARROT PUREE, EXTRA VIRGIN OLIVE AND SUNFLOWER OILS, SALT, GARLIC, BASIL, SUGAR, PEPPER, CITRIC ACID), PASTA SHEET (ENRICHED DURUM WHEAT FLOUR [CONTAINS NIACIN, FERROUS SULFATE, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID], WATER, EGG), BEEF, PART-SKIM MOZZARELLA CHEESE (PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYMES: RICE FLOUR AND CELLULOSE POWDER, NATAMYCIN [PRESERVATIVE]), RICOTTA CHEESE (PASTEURIZED MILK, PASTEURIZED WHEY, PASTEURIZED CREAM, VINEGAR, SALT, STABILIZER [MODIFIED FOOD STARCH, GUAR GUM, CARRAGEENAN], POTASSIUM SORBATE [TO PROTECT FLAVOR]), ITALIAN SAUSAGE (PORK, WATER, CONTAINS 2% OR LESS OF: SALT, CORN SYRUP SOLIDS, SPICES, FLAVORING, BHA, BHT, CITRIC ACID), COTTAGE CHEESE (CULTURED PASTEURIZED SKIM MILK, MILK, NONFAT MILK, LESS THAN 2% OF: CREAM, SALT, WHEY, MALTODEXTRIN, GUAR GUM, CITRIC ACID, CARRAGEENAN, MONO AND DIGLYCERIDES, LOCUST BEAN GUM, NATURAL AND ARTIFICIAL FLAVORS, VITAMIN A PALMITATE, POTASSIUM SORBATE AND CARBON DIOXIDE TO PRESERVE FRESHNESS, ENZYME), EGGS (WITH CITRIC ACID), ONIONS, SUGAR, EXTRA VIRGIN OLIVE OIL, GARLIC (WITH WATER, CITRIC ACID), SALT DRIED BASIL, BLACK PEPPER, DRIED PARSLEY.