Step 1

Set oven to 425 F, Gas 7, 220 C. THE OVEN MUST HAVE REACHED THIS TEMPERATURE BEFORE YOU PUT THE DISH WITH BUTTER IN.

Step 2

Melt butter in 9 x 13 oven proof pan, making sure the butter is turning brown from the heat in the oven. THE BUTTER MUST BE REALLY HOT

Step 3

Mix wet ingredients, then add the other ingredients mixing until smooth. USE AN ELECTRIC HAND MIXER TO GET AS MUCH AIR IN AS POSSIBLE

Step 4

Pour over melted butter and close the oven door immediately.

Step 5

Bake 35 to 40 minutes until well puffed and golden brown.