Tuna Spinach Pie Recipe / Tuna Pie

Ingredients: 1 cup small dice carrots 3 cans tuna 1 kilo frozen spinach slightly squeeze 1/4 cup cappers 1/4 cup olives 4 tbsp. tomato paste 1/2 cup tuna oil 1 cup onion 4 cloves garlic 1 tsp. oregano 1 tsp. salt 1/4 tsp. pepper 1 egg wash for the pie dough Dough: 130 grams unsalted butter 1 tbsp. sugar 1/4 tsp. salt 80 ml cold water 2 1/2 cups all- purpose flour