Which food has less impact on blood sugar?

BUTTERED BREAD (ENRICHED FLOUR [WHEAT FLOUR, MALTED BARLEY FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID], WATER, SOYBEAN OIL, CONTAINS 2% OR LESS OF: WHEAT STARCH, SOY LECITHIN, WHEY. EGG, CELLULOSE GUM, DEXTROSE, ENZYMES, ASCORBIC ACID, SUGAR, SALT. TOPPING: SOYBEAN OIL, BUTTER [CREAM, SALT]. CONTAINS 2% OR LESS OF THE FOLLOWING: SALT, NATURAL FLAVOR, YELLOW CORN FLOUR. TURMERIC, AND ANNATTO EXTRACT [COLOR]), LOBSTER CHEESE FILLING (LOBSTER, CREAM CHEESE [PASTEURIZED MILK AND CREAM CHEESE CULTURE, SALT, GUM STABILIZERS {CAROB BEAN, GUAR AND XANTHAN GUMS}], SWISS CHEESE (PART-SKIM MILK, ENZYMES. SALT). PARMESAN CHEESE [PART-SKIM MILK, CHEESE CULTURES, SALT, ENZYMES AND POWDERED CELLULOSE], ROMANO CHEESE [PASTEURIZED SHEEP'S MILK, CHEESE CULTURES. SALT, ENZYMES], LOBSTER BASE [COOKED LOBSTER, SALT, MALTODEXTRIN, HYDROLYZED CORN PROTEIN, WHEY, LOBSTER EXTRACT, BUTTER AIL {CREAM}. AUTOLYZED YEAST EXTRACT, TOMATO PASTE {TOMATOES, CITRIC ACID}. ONION POWDER, DEHYDRATED POTATO FLAKES, EXTRACTIVES OF PAPRIKA {COLOR}. NATURAL BUTTER FLAVOR {WITH ANNATTO AND TURMERIC}. SPICE EXTRACTIVES, GARLIC POWDER, SAFFRON]. SALT, GRANULATED GARLIC, GROUND MUSTARD SEED, WHITE PEPPER, MODIFIED FOOD STARCH).