Perfect Parkin Recipe

Preheat oven to 300 degrees F (150 degrees C). Grease a 9-inch square baking pan and line with parchment paper.

Stir together butter sugar 1/2 cup plus 1 tablespoon golden syrup and molasses in a saucepan and cook over low heat stirring constantly until butter is melted and mixture is smooth 4 to 5 minutes. Remove from heat and let mixture cool 5 minutes.

Whisk flour baking soda and oats together in a large bowl. Stir in butter mixture. Add egg then milk and stir until well combined. Pour batter into prepared pan and spread evenly.

Bake until a toothpick inserted into center comes out clean about 1 hour 20 minutes. Remove from oven and let cool completely in pan about 1 1/2 hours.

Cover pan tightly with foil or plastic wrap without letting it touch surface of cake and let stand at room temperature for at least 1 day and up to 5. Cut into squares and serve.