- STEP 1
Put pasta in pot #1, fill with water, bring to boil & let simmer. When pasta is almost ready, add frozen peas.
- STEP 2
Meanwhile, in pot #2 (this should be larger), melt butter on heat, add flour and whisk together. Then add milk, and then all but a handful of the cheese, and finally tomato puree, whisk all together
- STEP 3
Drain pasta & peas, add to pot #2, then drain tuna and sweetcorn tins and add these too. Mix all together.
- STEP 4
Put contents of pot #2 into a baking dish, sprinkle remainder of cheese on top, place in preheated oven until cheese has melted, then serve.