Step 1

Preheat oven to 425 degrees F.

Step 2

As oven preheats, put the butter in an un-greased 9x13-in. baking dish and place in oven, just until melted.

Step 3

Place the eggs, milk, flour, salt and vanilla in a blender; cover and process until smooth. Pour batter into baking dish, over melted butter.

Step 4

Bake, for 22-27 minutes or until edges are golden brown and puffy.

Step 5

To serve, sprinkle generously with powdered sugar and syrup.