Step 1

Preheat oven to 180C/160C fan. Grease a deep 20cm square cake pan; line base and sides with baking paper, extending the paper 2cm above the edge.

Step 2

Stir butter, sugar and honey in a medium saucepan over low heat until sugar dissolves. Stir in remaining ingredients. Press mixture into pan. Bake 20 minutes. Cover with foil; bake for a further 25 minutes or until firm to touch. Mark into 10 bars while warm; cool in pan. Cut when cold.