Smoked Salmon and Dill Tart with milk

1 cup buckwheat flour 1 cup all-purpose flour 1 pinch salt 1 tablespoon fast rise yeast 2 eggs 1 1/2 cups milk , warm 2 tablespoons unsalted butter , melted[...]

2 tablespoons butter 2 shallots , finely chopped 2 tablespoons all-purpose flour 2 1/2 cups milk 1/2 cup fish stock 1 cucumber , peeled, chopped 6 ounces[...]

700 g large jersey royal potatoes or 700 g other new potatoes 1 bunch spring onion , trimmed and sliced 300 g full-fat creme fraiche or 300 g heavy cream salt[...]