Which food has less impact on blood sugar?

PORK SAUSAGE ([PORK, WATER, CONTAINS LESS THAN 2% OF: SALT, SPICES AND SPICE EXTRACTIVES, SUGAR, MONOSODIUM GLUTAMATE, BHT, CITRIC ACID, PROPYL GALLATE], COOKED PORK SAUSAGE CRUMBLES [PORK, WATER, CONTAINS LESS THAN 2% OF: SALT, SPICES AND SPICE EXTRACTIVES, SUGAR, SODIUM PHOSPHATE, BHT, CITRIC ACID, PROPYL GALLATE]), PASTEURIZED PROCESS CHEDDAR CHEESE (CHEDDAR CHEESE [MILK, CHEESE CULTURE, SALT, ENZYMES, ANNATTO {COLOR}], WATER, CREAM, ENZYME MODIFIED CHEESE [MILK, CHEESE CULTURE, SALT, ENZYME, WATER, LIPOLYZED CREAM, SODIUM PHOSPHATE, XANTHAN GUM], SODIUM PHOSPHATE, SALT, SORBIC ACID [PRESERVATIVE] SODIUM CITRATE, APO-CAROTENAL [COLOR] POWDERED CELLULOSE[TO PREVENT CAKING], POTASSIUM SORBATE AND NATAMYCIN [PRESERVATIVES]), BISCUITMIX (ENRICHED WHEAT FLOUR [WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMINMONONITRATE, RIBOFLAVIN, FOLIC ACID, LEAVENING [SODIUM ACID PYROPHOSPHATE, SODIUM BICARBONATE, MONOCALCIUM PHOSPHATE, CALCIUM LACTATE], DEXTROSE, CULTUREDNON-FAT MILK, SALT, CHEDDAR CHEESE [MILK, SALT, CHEESE CULTURES, ENZYMES], WHEY, BUTTERMILK, DISODIUM PHOSPHATE. CONTAINS: MILK, WHEAT.