FOR THE PASTRY:
2 cups (8 1/2 ounces) all-purpose flour
1/2 teaspoon salt
1 cup (2 sticks or 8 ounces) unsalted butter, cut into pieces
1 large egg
2 tablespoons (1 ounce) milk
1 additional large egg (to brush on pastry)

FOR THE BACON FILLING:
8 strips thick-cut bacon, cooked, drained, and finely chopped
1 teaspoon bacon grease
1 heaping tablespoon Onion jam (I used Blackberry Farm Smoked Onion Jam)
Salt and pepper to taste

FOR THE ICING:
2 ½ tablespoons maple syrup
½ cup powdered sugar
1 tablespoon heavy cream