Onions: Peel, discard ends, chop and set aside.
Bucatini Pasta: Cook as per instructions on the packet until al dente (approx. 11 minutes).
As soon as the pasta has been drained in the colander, begin with the sauce.
In a saute pan, heat the olive oil on medium-high heat. Add the chopped garlic and onions and 1/2 tsp salt.
Saute for approx. 10 minutes or so until the onions have softened but do not brown.
Add the dill and saute for a few minutes until wilted.
Add the sardines whole with all the oil and saute breaking the sardines down with the spoon into chunks.
Saute for 2-3 minutes until the sauce is sizzling and the sardines are well incorporated with the rest of the sauce. Add the remaining salt and pepper.
Add the drained pasta and thoroughly toss the pasta to combine with the sauce.
Taste and adjust the seasoning. Warm the pasta through and serve immediately.
It's not traditional to serve any cheese with.
Add the dill and saute for a few minutes until wilted. Add the sardines whole with all the oil and saute breaking the sardines down with the spoon into chunks.