Best Buttertarts

Ingredients

• 30 inches pies worth prepared pastry dough, like Century-Old Nuns Pastry Dough
• 12 ounces butter, melted
• 3 cups dark brown sugar, packed
• 2 cups golden syrup
• 1 cup amber honey
• 5 eggs
• 2 egg yolks
• 3 tablespoons vanilla
• 1 1/2 tablespoons lemon juice
• 1 1/2 teaspoons kosher salt
• 1 1/2 teaspoons lemon rind
• 1/4 teaspoon nutmeg