Pieces of square flapjack on top of baking paper on a wooden board and white background with sprinkled oats.

How to make flapjacks

Course Snack
Cuisine Family Food
Prep Time 5 minutes
Cook Time 20 minutes
Total Time 25 minutes
Servings 16
Calories 273 kcal


  • 225 g Butter
  • 150 g Golden Syrup
  • 150 g Soft light brown sugar
  • 450 g Oats Jumbo Rolled
  • 1 tsp Salt


  1. Preheat your oven to 170deg (fan) 150deg (conventional).

  2. Line a 20cm x 20 cm baking tray with baking parchment, cut slits in each corner so it fits neatly. 

  3. Melt your butter in a large pan over a low heat. 

  4. Once melted add your sugar. and golden syrup. Once the sugar has dissolved remove from the heat and stir in the oats. 

  5. Give the entire mixture a really good stir so that all of the oats are coated. 

  6. Bake in the oven for 20 minutes, the edges should be starting to brown but the middle should still be soft and wobbly.  

  7. When the flapjacks are cold, remove from the tin and slice your flapjack into 16 squares with a sharp knife.

  8. Enjoy!

Recipe Notes

Nutrition Facts
How to make flapjacks
Amount Per Serving
Calories 273 Calories from Fat 117
% Daily Value*
Fat 13g20%
Saturated Fat 7g44%
Cholesterol 30mg10%
Sodium 250mg11%
Potassium 117mg3%
Carbohydrates 35g12%
Fiber 2g8%
Sugar 16g18%
Protein 3g6%
Vitamin A 350IU7%
Calcium 26mg3%
Iron 1.3mg7%
* Percent Daily Values are based on a 2000 calorie diet.