Which food has less impact on blood sugar?

BREAD: ENRICHED FLOUR (BLEACHED WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), WATER, CONTAINS 2% OR LESS OF: PALM OIL, YEAST, SALT, SUGAR, WHEAT FLOUR, WHEAT GLUTEN, DEFATTED SOY FLOUR, WHEAT PROTEIN ISOLATE, MALTED BARLEY FLOUR, DATEM, DEXTROSE, WHEAT STARCH, CALCIUM CARBONATE, L- CYSTEINE, ENZYMES, AZODICARBONAMIDE, SOY OIL, ASCORBIC ACID, DIAMMONIUM PHOSPHATE, CALCIUM PEROXIDE, DICALCIUM PHOSPHATE, CORN MEAL. CHEESE TOPPING: LOW MOISTURE PART SKIM MOZZARELLA (PASTEURIZED PART SKIM MILK, CHEESE CULTURE, SALT, ENZYMES), MUENSTER (PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYMES), SMOKED PROVOLONE (PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYMES NATURAL SMOKE FLAVORING), MILD CHEDDAR (PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYMES, ANNATTO {FOR COLOR}), COLBY (PASTEURIZED MILK, CHEESE CULTURES, SALT, ENZYMES, ANNATTO {FOR COLOR}). SPREAD: NATURAL OIL BLEND (SOYBEAN, PALM FRUIT, PALM KERNEL, EXTRA VIRGIN OLIVE AND/OR CANOLA), WATER, GARLIC, SWEET CREAM BUTTERMILK, CONTAINS 2% OR LESS OF: ONION POWDER, SALT, MONO AND DIGLYCERIDES, SOY LECITHIN, POTASSIUM SORBATE AND SODIUM BENZOATE (TO PROTECT QUALITY), NATURAL AND ARTIFICIAL FLAVOR, SPICES, BETA CAROTENE (FOR COLOR), VITAMIN A PALMITATE, LACTIC ACID, CITRIC ACID.