Peanut butter & jam flapjacks served on a wooden chopping board

Peanut butter & jam flapjacks

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(18 ratings)

Prep: 15 mins Cook: 30 mins plus cooling


Makes 9

Flavour flapjacks with the classic American combo of salty peanut butter and fruity jam for a fun PB&J version. Use any variety of jam you like 

Nutrition and extra info

  • Vegetarian

Nutrition: Per serving

  • kcal399
  • fat23g
  • saturates7g
  • carbs34g
  • sugars19g
  • fibre4g
  • protein11g
  • salt0.4g
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  • 5 tbsp salted butter, plus extra for the tin



    Butter is a dairy product made from separating whole milk or cream into fat and…

  • 250g crunchy peanut butter

    Peanut butter

    pee-nut butt-ah

    Peanut butter starts with dry roasting peanuts, which concentrates and heightens their flavour…

  • 8 tbsp strawberry or raspberry jam
  • 80g light brown soft sugar



    Honey and syrups made from concentrated fruit juice were the earliest known sweeteners. Today,…

  • 200g rolled oats


  1. Heat the oven to 180C/160C fan/gas 4. Butter and line the base and sides of a 20cm square cake tin with baking parchment.

  2. Put 3 tbsp each of the peanut butter and jam in separate small bowls and set aside. Tip the remaining peanut butter, the rest of the jam and the butter and sugar into a pan set over a medium heat and stir until everything has melted together. Quickly stir in the oats, then leave to cool for 5 mins.

  3. Spoon the mixture into the prepared cake tin and gently press down with your hands. Dot over the reserved peanut butter and jam, then bake for 20-25 mins or until golden brown. Leave to cool completely in the tin, then turn out onto a board and cut into squares.

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Comments, questions and tips

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Adam Chacon's picture
Adam Chacon
12th Apr, 2020
Worst written recipe ever. I mean look through the recipe it's constantly switching between tbsp and grams. So confusing.
Imogen Jackson's picture
Imogen Jackson
1st Jun, 2020
tablespoons/teaspoons are traditionally used for small measurements like baking powder etc, whereas grams are usually used for larger quantities such as flour.
7th Mar, 2020
Super delicious! Mine are quite squidgy yet, not sure if they will set any more. They might not last that long!
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