Divide the butter/margarine in small pieces and pour them down in the flour.
Grind the butter with your fingertips or a fork until it forms a crumbly dough, until you don’t have any big butter lumps.
Pour the water in the bowl and make the dough in to a big ball.
Divide the pie bottom in a round baking form with removable edges. Make sure you press out the dough even in the form and make a edge around the sides approx 5 cm high.
Put the form in the fridge for 30 minutes.
Start the oven on 200 degrees Celsius on electrical heat.
Take out the form from the fridge and chop it evenly around the pie bottom with a fork.
Put the form in the middle of the oven for 10 minutes.
Take out the pie bottom from the oven.
Cut the chicken, onion, mushrooms, and paprika in small pieces.
Fry the chicken and onion in the olive oil in a frying pan.
Put chicken, onion, mushrooms, paprika and 1/3 of the cheese in the pie bottom.
Mix the milk, eggs and the spices in a bowl, pour it on the pie bottom.
Sprinkle the rest of the cheese on top of the pie.
Put the Pie in the middle of the oven for 40 minutes.
Take out the pie and serve it either warm or cold.