The country that bacon sandwich comes from is the United Kingdom. It can be served with condiments and variations include the BLT and club sandwich.
[['Bacon sandwich', 'DISH_VARIATION', 'BLT'], ['BLT', 'DISH_VARIATION', 'Club sandwich'], ['Bacon sandwich', 'INGREDIENT', 'Condiment'], ['Bacon sandwich', 'COUNTRY', 'United Kingdom']]