Make pastry and chill for 30 mins

Line tin and bake blind 15-20 mins, remove paper and beans and bake for further 10 mins

Finely slice leeks

Coarsely chop spinach

Grate cheese

Melt butter add leeks and cook for 5 mins

Add spinach and cook for 2 mins

Spoon into pastry case

Mix eggs, cream, milk and cheese together

Season and pour over spinach

Oven temp Electric 180 C/Fan 160 C, Gas 4

Bake for 25 mins