01 -
Preheat oven to 200°C/400°F. Grease and line 20cm/8" pan with paper overhang.
02 -
Mix melted butter with sugar, add egg, then mix in flour, oats, baking powder and salt.
03 -
Spread 1 1/2 cups mixture in pan, top with jam, crumble remaining mixture over top.
04 -
Bake 30-35 minutes until deep golden.
05 -
Cool completely about 2 hours, then lift out using paper and cut into 16 squares.