Egg Tart

For the pastry :
100g butter
200g plain flour
1 egg yolk
50g sugar
1-2 tbsp of water

For the filling :
100ml water
80g sugar
3 eggs
100ml milk

1. Mix the butter, flour and sugar together.
2. Add the egg yolk in.
3. Knead it into a dough and press it into the moulds.
4. Put the water and sugar into a mixing bowl.
5. Add milk and eggs and beat the mixture well.
6. Bake in the oven at 160 degrees celsius for about 20 minutes or until the filling is cooked.