Which food has less impact on blood sugar?

SUB ROLL: ENRICHED WHEAT FLOUR (WHEAT FLOUR, MALTED BARLEY FLOUR, NIACIN, IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), WATER, YEAST, SALT, CORNMEAL (PROCESSING AID), SUGAR, SOYBEAN OIL, EMULSIFIER (WATER, MONO AND DIGLYCERIDES, PROPIONIC ACID, PHOSPHORIC ACID), DOUGH IMPROVER [(ENRICHED WHEAT FLOUR (WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), DIACETYL TARTARIC ACID ESTERS OF MONO AND DIGLYCERIDES (DATEM), SALT, CALCIUM SULFATE, SOYBEAN OIL, POTASSIUM BROMATE & 2% OR LESS OF EACH OF THE FOLLOWING: ASCORBIC ACID (VITAMIN C), L-CYSTEINE HYDROCHLORIDE, ENZYMES (CONTAINS WHEAT)], CALCIUM PROPIONATE (A MOLD INHIBITOR), DEXTROSE, ENZYMES, MINERAL OIL (PROCESSING AID), CALCIUM SULFATE, POTASSIUM BROMATE, L. CYSTEINE COOKED HAM: HAM, WATER, DEXTROSE, CONTAINS 2% OR LESS OF SALT, SODIUM LACTATE, SODIUM PHOSPHATES, SODIUM DIACETATE, SODIUM ERYTHORBATE, SODIUM NITRITE. HOT HAM WATER ADDED CAPICOLA: COATED WITH SPECIES AND PAPRIKA, HAM, WATER, SALT, CONTAINS 2% OR LESS OF DEXTROSE, SODIUM LACTATE, SPICES, SODIUM PHOSPHATES, SODIUM DIACETATE, FLAVORINGS, SODIUM ERYTHORBATE, SODIUM NITRITE. GENOA SALAMI: PORK, BEEF, SALT, CONTAINS 2% OR LESS OF CORN SYRUP SOLIDS, DEXTROSE, SUGARS, WINE, SODIUM ERYTHORBATE, FLAVORINGS, SODIUM NITRATE, SPICE, GARLIC, LACTIC ACID STARTER CULTURE, SODIUM NITRITE. GRANDE PEPPERONI: PORK, BEEF, SALT, CONTAINS 2% OR LESS OF DEXTROSE, SPICES, WATER, CORN SYRUP, PAPRIKA, EXTRACT OF PAPRIKA, SODIUM ERYTHORBATE, FLAVORING, NATURAL FLAVORING, LACTIC ACID STARTER CULTURE, SODIUM NITRITE. HAM: WATER ADDED; OFF THE BONE: CURED WITH: WATER, SALT, SODIUM PHOSPHATES, BROWN SUGAR, SUGAR, HONEY, SODIUM ERYTHORBATE, DEXTROSE, SODIUM NITRITE PROVOLONE CHEESE: PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYMES, NATURAL SMOKE FLAVOR, GREEN PEPPERS, ONION, PICKLE, TOMATO MIX: FRESH CHOPPED GREEN PEPPERS, ONIONS & PICKLES LEAF LETTUCE: FRESH LEAF LETTUCE.