Tuna & Sweetcorn Pasta Bake
A classic cheap UK family meal using own-brand ingredients: pasta, tinned tuna, sweetcorn, chopped tomatoes, and grated cheese.
Allergens: contains cereals containing gluten, fish, milk. Brands differ, so always check the labels on what you buy.
Per serving (approx.): 65g carbs · 7g sugars · 6g fibre. Estimates for carb counting, not medical advice. If you have diabetes, follow your GP or dietitian's advice.
Not every ingredient has a checked price at Aldi, Lidl, Asda, Morrisons, Iceland, so they aren't compared here.
Ingredients and prices
Swipe the table to see every supermarket.
| Ingredient | Tesco | Sainsbury's |
|---|---|---|
| Pastapack 500g · use 500g | £0.75£0.15 per 100g | £0.75£0.15 per 100g |
| Tinned tuna in brinepack 160g · use 160g | £0.65£0.45 per 100g | £2.49£0.43 per 100g |
| Sweetcornpack 320g · use 320g | £0.50£0.25 per 100g | £0.30£0.15 per 100g |
| Chopped tomatoespack 400g · use 400g | £0.47£0.12 per 100g | £0.45 |
| Grated cheesepack 150g · use 150g | £2.50£1.00 per 100g | £1.30£1.63 per 100g |
| Basket total (full packs) | £4.87 | £5.29 |
| Cost of what this recipe uses | £4.25 | £4.81 |
| Per serving | £1.06 | £1.20 |
Prices checked on 3 October 2026 from each supermarket's own listing or a price-comparison site. Each shop's unit price (or pack size) is shown under its price, and "cost of what this recipe uses" compares like with like (tap a price to see its source). Cheapest in each row is ticked. Prices, offers and pack sizes change; loyalty-card prices are not included unless stated.
You'll also need (from the cupboard): 1 tbsp vegetable oil, salt, black pepper, ½ tsp dried oregano, fresh parsley (optional).
Method
The method is written for 4. For a different number, use the amounts in the table above.
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Storing leftovers
Cool leftovers and put them in the fridge or freezer within 1–2 hours. Eat fridge leftovers within 2 days, or freeze them. Defrost in the fridge and reheat only once, until steaming hot all the way through (Food Standards Agency guidance).