| Pasta, amount, and cooking | 0.75lb (320g) penne rigate, serves 4 | 300g penne, cooked per package time in 5L water with 1 tbsp rock salt | 12oz (340g) penne rigate, drained 2-3 minutes before package time | 1lb (450g) penne, drained about 1 minute early. Listed as both Servings 6 servings / Yield Serves 4 | 100g penne (serves 1), tossed with sauce 1 minute before the 9-minute package time | 160g penne (serves 2), drained 30 seconds before package time | About 250g penne lisce (smooth, unridged, @pastaliguori), serves 2 |
| Salt in the cooking water | Water salted "to taste" only, no amount given | 1 tbsp rock salt (in 5L of water) | Boiling water generously salted | Kosher salt (amount to taste) | 1 tsp salt in the boiling water, plus a pinch of salt to finish | Boiling water salted 1.5-2% (15-20g salt per liter of water) | Not stated in the source |
| Type and prep of tomato | 0.75lb (380g) drained whole tomatoes, crushed with a fork in a bowl | 2 cans peeled tomatoes, crushed by hand or with a potato masher | 14oz (400g) can whole tomatoes, crushed with a fork | 28oz (794g) can whole tomatoes, crushed by hand | Half a can of whole tomatoes | 340g canned tomatoes, hand-crushed, removing any hard core | 500g can ripe tomatoes (red and yellow mixed, @icontadini). Cooked over heat strong enough to splatter oil, caramelizing the sugar (the term for the heat level is not given in the source) |
| Amount of olive oil | A small amount of extra-virgin olive oil (no quantity given) | Plenty of extra-virgin olive oil (no quantity given) | 3 tbsp extra-virgin olive oil | 3 tbsp extra-virgin olive oil, more optional at the finish | 1 tbsp olive oil for sautéing + 2 tsp for finishing | 2 1/2 tbsp extra-virgin olive oil | Not given (only described as "a bit oily" / un po' unta) |
| Handling of garlic (shape and timing) | One whole garlic clove, added whole and removed before finishing | 3 cloves crushed, sautéed with a little added water to prevent burning | One whole garlic clove, added whole and removed before finishing | 1 garlic clove crushed and left in, sautéed without removing | 2 cloves, coarsely chopped | 3 cloves cut crosswise into 4 with the core removed, cooked slowly submerged in oil until a toothpick passes through cleanly | Only "good garlic" (aglio buono) mentioned; amount and cut not given |
| Chili (type, amount, prep) | 3 small dried chili peppers, crushed | Chili to taste, finely chopped; remove seeds for less heat | 2 fresh chilies, minced (Calabrian ideal, Thai chilies as a substitute) | Crushed red pepper flakes "to the edge of your tolerance" (note allows substituting minced fresh red chili) | 3 dried red chilies, chopped with seeds and pre-soaked in water for 20 minutes to draw out heat and flavor; the soaking water is used in the sauce rather than discarded | 2 red chilies halved and seeded before adding, tossed for just 15-20 seconds | The ingredient list reads "Peperoncino fresco cono secco," which doesn't distinguish fresh from dried. The description says the video covers a tip for keeping fresh chili year-round |
| Time the sauce is reduced | Covered, about 12 minutes (no heat level given) | 5 minutes after adding crushed tomatoes, then continues simmering after further mashing (no heat level given) | Kept simmering over medium-low heat the whole time the pasta cooks | Just a light simmer, briefly | Simmered with the chili soaking water added | Strong medium then medium heat, swirling the pan, reduced to about two-thirds volume | Not stated in the source |
| Final toss and use of pasta water | Cooked penne added straight to the sauce, tossed for about 1 minute with pasta water if needed | A mug's worth of pasta water is reserved, and a few spoonfuls are tossed thoroughly with the pasta | Pasta finished to al dente in the sauce with added pasta water | Deliberately uses a small pot for concentrated pasta water, added 1/4 cup at a time while boiling vigorously to finish | Penne tossed directly into the sauce 1 minute before it finishes boiling | No pasta water used; drained penne tossed directly into the sauce | Not stated in the source |
| Whether cheese is used | None in the base ingredients; Tips section suggests Pecorino Romano on each plate | Pecorino Romano optional at the finish (not required) | Not listed in the ingredients | 2oz (60g) finely grated Parmesan, added off the heat | None (1 tsp consommé used instead for Western-style umami) | None | Not stated in the source |
| Finish (parsley, finishing oil) | Chopped parsley only; no extra oil, cheese is only an optional Tips suggestion | Garnished with chopped parsley and Pecorino | Chopped parsley (optional) to garnish | Parsley and optional finishing olive oil, served with extra cheese on the side | Seasoned with salt and olive oil, finished with dried parsley to taste | Italian parsley used in two stages: for aroma and as a garnish | Plenty of fresh parsley used (amount not given) |
| Time required | 15 min prep, 25 min cook (serves 4) | Not stated in the source (no total time given in the text or recipe card) | 20-30 min cook time, serves 3-4 | 5 min prep, 20 min cook, 25 min total | 45 minutes total (per the TubeRecipe transcript; not stated on the chef's own site) | 15 minutes cook time (as stated in the source) | Not stated in the source |
| Source check | Source verified | Source verified | Source verified | Source verified | Partly unverified | Source verified | Partly unverified |