This rich, comforting Hairy Bikers Cheese and Onion Pie Recipe is made with mature cheddar, waxy potatoes, and caramelized onions, ready in under two hours. Cutting through the flaky golden crust reveals a molten, savory filling that smells simply incredible. I always look forward to serving this alongside a crisp green salad on chilly evenings.
Jump to RecipeWhy This Classic Works
I used to struggle with watery pie fillings until I started par-boiling the potatoes and letting the onions cool completely before mixing. This simple step ensures the cheese melts evenly without turning into a liquid mess.
The combination of sharp mature cheddar and sweet, slow-cooked onions creates a perfectly balanced flavour profile. Taking the time to make the pastry from scratch really pays off in the final bake.
Hairy Bikers Cheese and Onion Pie Recipe Ingredients
For the Pastry:
- 350g plain flour
- 175g cold butter, diced
- 1 pinch sea salt
- 4-5 tbsp ice-cold water
For the Filling:
- 2 large onions, thinly sliced
- 1 tbsp olive oil
- 2 medium waxy potatoes, peeled and diced
- 250g mature cheddar cheese, grated
- 1 tsp English mustard
- 2 tbsp double cream
- 1 large egg, beaten (for glazing)

How To Make Hairy Bikers Cheese and Onion Pie Recipe
- Prepare the pastry: Rub the cold butter into the flour and salt until it resembles breadcrumbs. Stir in enough ice water to form a firm dough, then wrap and chill for 30 minutes.
- Cook the vegetables: Boil the diced potatoes for 5 minutes until just tender, then drain. Gently fry the sliced onions in olive oil for 15 minutes until soft and translucent, then leave to cool completely.
- Mix the filling: In a large bowl, combine the cooled onions, potatoes, grated cheddar, mustard, and double cream. Season generously with black pepper.
- Assemble the pie: Roll out two-thirds of the pastry to line a 20cm pie dish. Spoon the filling into the base, then roll out the remaining pastry to create the lid.
- Seal and bake: Brush the edges with beaten egg, crimp to seal, and slice a steam hole in the top. Bake at 200°C (180°C fan) for 40-45 minutes until golden and crisp.

Recipe Tips
- Cool the onions: Adding hot onions to the cheese will cause the oils to separate, resulting in a greasy pie.
- Keep pastry cold: Use ice-cold water and cold butter to ensure your pastry bakes up crisp and flaky.
- Vent the lid: Always cut a slit in the top of the pastry so steam can escape, preventing a soggy bottom.
What To Serve With Cheese and Onion Pie
This hearty pie pairs wonderfully with a sharp, vinegary green salad to cut through the richness of the cheddar. You can also serve it with baked beans or buttered garden peas for a traditional pub-style dinner.

How To Store
Store leftover pie in an airtight container in the fridge for up to 3 days. You can freeze the unbaked pie for up to 2 months, baking it straight from frozen and adding 15 minutes to the cooking time.
FAQs
Can I use store-bought pastry?
Yes, ready-rolled shortcrust pastry works perfectly if you are short on time. Just ensure it stays cold until you are ready to assemble.
What type of cheese is best?
A strong, mature cheddar is essential for the best flavour. Mild cheeses tend to get lost among the potatoes and onions.
Why is my pie bottom soggy?
This usually happens if the filling is too wet or the oven is not hot enough. Try blind baking the base for 15 minutes before adding the filling if you have a cooler oven.
Nutrition
- Calories: 520 kcal
- Total Fat: 34g
- Saturated Fat: 18g
- Cholesterol: 95mg
- Sodium: 450mg
- Total Carbohydrate: 42g
- Protein: 14g
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Hairy Bikers Cheese and Onion Pie Recipe
6
servings30
minutes1
hour55
minutes2
hours25
minutesRich, comforting Hairy Bikers Cheese and Onion Pie Recipe made with mature cheddar, waxy potatoes, and sweet onions ready in 1 hour 45 minutes. This golden, flaky bake is excellent for cozy weeknight dinners or a traditional weekend lunch.
Ingredients
350g plain flour
175g cold butter, diced
1 pinch sea salt
4-5 tbsp ice-cold water
2 large onions, thinly sliced
1 tbsp olive oil
2 medium waxy potatoes, peeled and diced
250g mature cheddar cheese, grated
1 tsp English mustard
2 tbsp double cream
1 large egg, beaten (for glazing)
Directions
- 1. Prepare the pastry: Rub the cold butter into the flour and salt until it resembles breadcrumbs. Stir in enough ice water to form a firm dough, then wrap and chill for 30 minutes.
- 2. Cook the vegetables: Boil the diced potatoes for 5 minutes until just tender, then drain. Gently fry the sliced onions in olive oil for 15 minutes until soft and translucent, then leave to cool completely.
- 3. Mix the filling: In a large bowl, combine the cooled onions, potatoes, grated cheddar, mustard, and double cream. Season generously with black pepper.
- 4. Assemble the pie: Roll out two-thirds of the pastry to line a 20cm pie dish. Spoon the filling into the base, then roll out the remaining pastry to create the lid.
- 5. Seal and bake: Brush the edges with beaten egg, crimp to seal, and slice a steam hole in the top. Bake at 200°C (180°C fan) for 40-45 minutes until golden and crisp.
