| Pasta, portion, cooking | Spaghetti, 300g | Bucatini, 200g, serves 2; pulled 2-3 minutes early and finished in the pan | Bucatini or spaghetti, 450g, serves 4 |
| Salt in the pasta water | 1 tbsp rock salt in the fennel cooking water | Fennel water salted well (no exact amount given) | A large pot of water salted well (no exact amount given) |
| Sardine prep and cooking | 200g fresh sardines, cooked in the sauce under 2 minutes | 12 fresh sardines, hand-butterflied, cooked in the sauce for 2 minutes | 5 fresh sardines (about 3/4 lb, 340g), filleted and cut into 1-inch pieces, cooked about 2 minutes at the end |
| Anchovy handling | 5 anchovies melted into the oil until they disappear | 2 fillets melted into red onion over medium-low | 4 oil-packed fillets cooked with the onion and fennel for 8 minutes to dissolve |
| Onion/fennel bulb base | 1/2 red onion + 2 crushed cloves garlic + 1 tbsp tomato paste | 1/4 red onion + anchovies, no garlic | 1 cup minced onion + 1 cup fennel bulb in 45ml EVOO for 8 minutes |
| Raisins and pine nuts | 30g sultanas, 30g pine nuts (toasted separately with no oil) | 40g raisins (plumped in water), 30g pine nuts (added raw, cooked in the sauce) | 45g raisins (steeped in white wine), 35g pine nuts (pre-toasted) |
| Saffron | Steeped in water since the day before, added in two batches | A pinch dissolved in 30ml water and added | A small amount (optional), dissolved in the white wine and added |
| White wine | None | None | 120ml dry white wine used to warm and flavor the raisins and saffron |
| Finishing breadcrumbs | 5 tbsp breadcrumbs toasted in 2 tbsp EVOO, generously sprinkled at the end | 65g breadcrumbs toasted in 30ml olive oil, generously spooned on at the end | 35g breadcrumbs lightly toasted in 22ml EVOO with 1/2 tsp ground fennel seed, added at the end |
| Source check | Source verified | Source verified | Source verified |