Shanghai Bean Paste Pancake

Chinese: 豆沙鍋餅 (do sa war bin)This stuffed bean paste pancake is typical of Shanghainese snack or dim sum. Very easy to make and nice to go with a cup of tea.Recipe - Serve about 4For the pancake:1 egg110g flour (about 1 cup)1 cup of water1 tbsp of oil1 tsp of oil for greasing the panabout 250g of red bean paste 豆沙 (homemade as recipe or in a tin from supermarket) 2 tbsp of flour paste (mix