Basque chicken pie filling
4 boneless, skinless chicken thighs, cut into bite-sized pieces
2 tsp smoked paprika
2 tsp flaked sea salt
freshly ground black pepper
2 tbsp olive oil
2 medium onions, cut into 12 wedges
1 green pepper, halved, seeded and sliced
1 red pepper, halved, seeded and sliced
3-4 sprigs fresh thyme
2 bay leaves
150g/5½oz chorizo sausage, skinned and cut into thin slices
3 garlic cloves, crushed
4 large ripe tomatoes, skinned and roughly chopped
2 tbsp flour
For the pastry
225g/8oz plain flour, plus extra for dusting
1 tsp baking powder
½ tsp fine sea salt
75g/2¾oz unsalted butter, plus extra for greasing
1 medium egg yolk
4–5 tbsp cold water
1 egg, beaten, or full-fat milk, to glaze

1. Put the chicken pieces in a bowl and sprinkle over the paprika, salt and plenty of freshly ground black pepper.
2.  Rub the seasoning into the meat and set aside.
3.  Heat the oil in a large frying pan
4.  Fry the onions and peppers with the thyme and bay leaves for 3 minutes, while stirring.
5.  Add the chicken and seasoning
6.  Cook for another 3 minutes, turning the chicken regularly until it is starting to colour.
7.  Add the chorizo and garlic and fry for 2 minutes more.
8.  Add the tomatoes and cook for 5 minutes or until they are softened and juicy, stirring regularly.
9.  Tilt the pan so that the liquid runs to one side and sprinkle the flour over the vegetables, chicken and chorizo.
10.  Stir it in quickly
11.  Set the pan level and stir the cooking liquor into the flour.
12.  Continue to cook for one minute, stirring until the sauce thickens.
13.  Remove from the heat and tip everything into a roasting tin or ovenproof dish, measuring about 25x30cm/10x12in and at least 4cm/1½in deep.
14.  Leave to cool.
15.  Pulse the pastry flour, baking powder, salt, butter and egg yolk in a food processor until the mixture resembles breadcrumbs.
16. Slowly pour in the water with the motor running, blending until the mixture just comes together as a dough.
17.  Form the dough into a ball.
18.  Roll the pastry out into a rectangle about the same size as the tin.
19.  Place it over the pie filling and tuck the sides of the pastry down around the filling.
20.  Brush with beaten egg or milk to glaze.
21.  Bake for about 30 minutes in the oven preheated to 200°C or until the pastry is golden and the filling is hot.