Lardons and leek tart | Cheeses from Switzerland

Ingredients

• 250 g of flour
• 1 tsp of salt (5 g)
• 100 g of butter, cut into pieces
• 100 mL of water
• 1 tbs of vinegar, according to taste
• 100 g of lardons
• 200 g of leek, washed and cut into thin strips
• 300 g of spicy Gruyère AOC, grated on a rösti grater
• 2 eggs, whisked
• 250 mL of milk
• 180 mL of single cream
• pepper, nutmeg, paprika
• butter for the baking tin