Step 1: Get a large pan of salted water on the boil, and heat a frying pan.
Step 2: Cut bacon into bite size pieces (using scissors is easiest), and gently fry in oil.
Step 3: Meanwhile scoop out inside of tomotes and cut into chunks.
Step 4: Do the same with the peppers, and deeseed the chilli and chop finely.
Step 5: Add peppers, tomatoes, tomato puree and chilli to bacon and fry gently. Season with salt and pepper, add parsley.
Step 6: Add tagliatelle to boiling water and cook for around 7 minutes, until al dente. Add about a third of a cupful of pasta water to frying pan.
Step 7: When pasta is cooked drain and mix in pesto if using.
Step 8: Add pasta to ingredients in frying pan and mix well.
Step 9: Put pasta onto plate and drizzle some olive oil over top. Season again with tiny bit of pepper and some more fresh parsley.
Step 10: Serve and enjoy!