Which food has less impact on blood sugar?

CRUST (ENRICHED WHEAT FLOUR [FLOUR, MALTED BARLEY FLOUR, NIACIN, REDUCED IRON, THIAMIN MONONITRATE, RIBOFLAVIN, FOLIC ACID], WATER, SOYBEAN OIL, SUGAR, CONTAINS 2% OR LESS OF THE FOLLOWING: PALM OIL, YEAST, SALT, LEAVENING [SODIUM ALUMINUM PHOSPHATE, SODIUM BICARBONATE], ENRICHED SEMOLINA FLOUR [SEMOLINA, NIACIN, FERROUS SULFATE, THIAMIN MONONITRATE, RIBOFLAVIN, FOLIC ACID], WHITE DISTILLED VINEGAR, PRESERVATIVE [CULTURED WHEY, WHEY], SOY LECITHIN, ASCORBIC ACID, ENZYMES, WHEAT STARCH), SAUCE (TOMATOES, WATER, OLIVE OIL, SALT, SPICES, DEHYDRATED GARLIC, CITRIC ACID), MEATBALL (BEEF, PORK, WATER, ROMANO CHEESE [PASTEURIZED COW'S MILK, CULTURE, SALT, ENZYMES], BREADCRUMBS [WHEAT FLOUR, WATER, SALT, YEAST, PURE VEGETABLE SHORTENING {SOYBEAN AND/OR COTTONSEED OIL}, AMMONIUM CHLORIDE, CALCIUM PROPIONATE], TEXTURED SOY PROTEIN [SOY PROTEIN CONCENTRATE, CARAMEL COLOR], SALT, RICOTTA CHEESE [WHEY, MILK, VINEGAR, SALT], DRY GARLIC, BROWN SUGAR, SPICES, CARAMEL COLOR, DISODIUM INOSINATE AND DISODIUM GUANYLATE, PARSLEY, BHA, BHT, CITRIC ACID), CHEESES (LOW MOISTURE PART SKIM MOZZARELLA CHEESE [PASTEURIZED PART SKIM MILK, CHEESE CULTURES, SALT, ENZYMES], PARMESAN CHEESE [PASTEURIZED COW'S MILK, CHEESE CULTURES, SALT, ENZYMES], ROMANO CHEESE [PASTEURIZED COW'S MILK, CHEESE CULTURES, SALT, ENZYMES]), BASIL.