Which food has less impact on blood sugar?

ROAST BEEF (BEEF, WATER, CULTURED SUGAR AND VINEGAR, NATURAL FLAVORINGS, SALT AND SODIUM PHOSPHATE. RUBBED WITH: SALT, DEXTROSE, CARAMEL COLOR, AND NATURAL FLAVORS), TORTILLA (WHOLE WHEAT FLOUR, WHEAT FLOUR, WATER, SALT, CITRIC ACID, PALM OIL, WHEAT GLUTEN), GREEN LEAF LETTUCE, HORSERADISH SAUCE: MAYONNAISE (SOY BEAN OIL, WHOLE EGGS AND EGG YOLK, WATER, DISTILLED VINEGAR, CONTAINS LESS THAN 2% SALT, SUGAR, LEMON JUICE CONCENTRATE, CALCIUM DISODIUM EDTA ADDED TO PROTECT FLAVOR, AQUARESIN PAPRIKA (COLOR), NATURAL FLAVOR), HORSERADISH SAUCE (DISTILLED VINEGAR, WATER, PARSNIPS, HORSERADISH, SALT, SUGAR, FLAVORING, TITANIUM DIOXIDE [COLOR]), WHIPPED CREAM CHEESE SPREAD (PASTEURIZED MILK AND CREAM, SKIM MILK, WHEY PROTEIN CONCENTRATE, WHEY, MODIFIED FOOD STARCH, SALT, CAROB BEAN GUM, XANTHAN GUM, SORBIC ACID, GUAR GUM, LACTIC ACID, VITAMIN A PALMITATE, CHEESE CULTURE), HONEY, LEMON JUICE, GROUND BLACK PEPPER, TOMATOES, CHEDDAR CHEESE (PASTEURIZED MILK, CHEESE CULTURE, SALT, ENZYMES, ANNATTO)