Heat oven to 230C/fan 210C/gas 8. Drizzle a little sunflower oil evenly into two 4-hole Yorkshire pudding tins or two 12-hole non-stick muffin tins and place in the oven to heat through.. To make the batter, tip 140g plain flour into a bowl and beat in 4 eggs until smooth.. Gradually add 200ml milk and carry on beating until the mix is completely lump-free.
https://www.bbcgoodfood.com/recipes/9020/best-yorkshire-puddings