Combine sugar, salt, and flour in a bowl.

Cut in butter until the mixture resembles coarse crumbs.

Stir in egg yolks and water until the dough comes together.

Form into a disk, cover, and refrigerate for at least 30 minutes.

Preheat oven to 375°F (190°C).

Roll out the dough and place it in a tart pan.

Place parchment paper and pie weights in the crust.

Bake for 15 minutes.

Cook the bacon and drain on paper towels.

Whisk together eggs, cream, and salt.

Remove the crust from the oven and remove the weights.

Spread the bacon over the bottom of the crust.

Pour the custard filling over the bacon.

Return to the oven and bake for 25 minutes.

Serve warm or at room temperature, garnished with chives.