Which food has less impact on blood sugar?

CRUST (ENRICHED FLOUR [WHEAT FLOUR, MALTED BARLEY FLOUR, NIACIN, IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID], WATER, YEAST, CONTAINS 2% OR LESS OF EACH OF THE FOLLOWING: PALM OIL, NATURAL BUTTER FLAVOR, SALT, SUGAR, SOYBEAN OIL, DATEM BLEND [DATEM, ENZYME BLEND (SALT, WHEAT STARCH, ENZYMES]), WHEAT GLUTEN, DEXTROSE, GUAR GUM, MALTED WHEAT FLOUR, SODIUM ACID PYROPHOSPHATE, SOY LECITHIN, ASCORBIC ACID, BAKERY ENZYME BLEND (SALT, WHEAT STARCH, AMYLASE], XANTHAN GUM, CELLULOSE GUM), EGGS (WHOLE EGGS, NONFAT MILK, SALT, DEXTROSE, XANTHAN GUM, CITRIC ACID, ANNATTO EXTRACT), LOW-MOISTURE PART-SKIM MOZZARELLA AND LOW-MOISTURE WHOLE MILK MOZZARELLA CHEESE BLEND (PASTEURIZED PART-SKIM MILK, PASTEURIZED MILK, CHEESE CULTURE, SALT, ENZYMES, POWDERED CELLULOSE [TO PREVENT CAKING]). CHEESE SAUCE (CHEESE WHEY, WATER, PALM OIL, CHEDDAR CHEESE (MILK, CULTURES, SALT, ENZYMES], MODIFIED TAPIOCA STARCH, MODIFIED CORN STARCH, MALTODEXTRIN, SODIUM PHOSPHATE, SALT, YEAST EXTRACT, VINEGAR. SODIUM CITRATE, CITRIC ACID, SODIUM STEAROYL LACTYLATE, PHOSPHORIC ACID, SODIUM HEXAMETAPHOSPHATE, MONO AND DIGLYCERIDES, ANNATTO COLOR, NATURAL AND ARTIFICIAL FLAVOR, CAROTENE COLOR, PAPRIKA COLOR), BACON (CURED WITH WATER, SALT, SUGAR, SMOKE FLAVORING, SODIUM PHOSPHATES, SODIUM FRYTHORBATE, SODIUM NITRITE).