Prima di preparare la salsa, sminuzzo l’aglio e il basilico.

Because prima di is the normal pattern in Italian when prima is followed by a verb.

• prima di + infinitive = before doing something
• So prima di preparare la salsa means before preparing the sauce

Examples:

• Prima di uscire, chiudo la finestra. = Before going out, I close the window.
• Prima di mangiare, mi lavo le mani. = Before eating, I wash my hands.

If a full clause follows, Italian often uses prima che instead:

• Prima che tu esca, chiudi la finestra. = Before you go out, close the window.

After prima di, Italian uses the infinitive when the subject is the same or when the action is expressed generally.

So in:

• Prima di preparare la salsa, sminuzzo l’aglio e il basilico.

the verb preparare stays in the infinitive because it means before preparing the sauce.

This is very similar to English before preparing or before I prepare, depending on context.

Sminuzzo is the first person singular present tense of sminuzzare.

So:

• sminuzzo = I finely chop / I mince / I chop up into small pieces

The ending -o tells you it is I:

• sminuzzo = I chop
• sminuzzi = you chop
• sminuzza = he/she chops

In this sentence, sminuzzo describes a habitual action or a step in a recipe/process.

Italian usually omits subject pronouns when they are not needed, because the verb ending already shows the subject.

• sminuzzo already means I chop
• So io is optional

You could say:

• Io sminuzzo l’aglio e il basilico

but that usually adds emphasis, contrast, or clarity:

• Io sminuzzo l’aglio, tu tagli le cipolle. = I chop the garlic, you cut the onions.

In a neutral sentence, leaving out io is more natural.

Because aglio is a masculine singular noun beginning with a vowel, so il becomes l’ before it.

• il + aglio → l’aglio

This is called elision.

Other examples:

• l’olio = the oil
• l’amico = the friend
• l’uovo = the egg

Even though aglio is masculine, the article is still l’ before the vowel.

Because basilico begins with a consonant, so it keeps the regular masculine singular article il.

• il basilico
• l’aglio

Italian articles depend on the sound that follows:

• il
  • most masculine singular nouns beginning with a consonant
    
    • il basilico
• l’
  • masculine singular nouns beginning with a vowel
    
    • l’aglio
• lo
  • masculine singular nouns beginning with certain special consonant sounds
    
    • lo zucchero, lo studente, lo gnocco

Italian uses definite articles much more often than English, especially with food, ingredients, and nouns used in a general sense.

So:

• l’aglio e il basilico is completely natural in Italian

Even though English often says:

• I chop garlic and basil

Italian normally says:

• Sminuzzo l’aglio e il basilico.

This does not necessarily mean a specific garlic and a specific basil already known to the listener. It is just normal Italian usage.

In many contexts, la salsa can mean the sauce as a specific sauce in the recipe or situation.

However, Italian often uses the article in places where English might use no article or a more general expression. So depending on context, it can feel quite natural even if English would simply say sauce.

In a recipe context, la salsa often sounds like:

• the sauce you are making
• the sauce associated with the dish being discussed

The comma separates the introductory time phrase from the main clause.

• Prima di preparare la salsa, = Before preparing the sauce,
• sminuzzo l’aglio e il basilico. = I finely chop the garlic and the basil.

This is similar to English punctuation:

• Before preparing the sauce, I chop the garlic and basil.

The comma helps readability, especially because the sentence begins with a longer introductory phrase.

Yes. Italian allows some flexibility in word order.

For example, you could also say:

• Sminuzzo l’aglio e il basilico prima di preparare la salsa.

This means the same thing: I finely chop the garlic and basil before preparing the sauce.

The original version puts the time expression first, which gives it a slight sense of sequencing or emphasis on before.

No. Italian has several cooking verbs that may be possible depending on the exact meaning.

For example:

• tritare = to mince, chop finely
• tagliare = to cut
• sminuzzare = to chop into very small pieces
• fare a pezzetti = to cut into little pieces

Sminuzzare suggests making something into small bits, so it works very well for ingredients like garlic and basil.

Yes. In aglio, the gli represents a special Italian sound, roughly like the lli in some pronunciations of million, but it is not exactly the same as any standard English sound.

A rough guide:

• aglio sounds approximately like AH-lyo, but with a softer, more blended ly sound.

This same sound appears in words like:

• famiglia
• figlio
• moglie

It takes practice, but the important thing is that gli in aglio is not pronounced like regular English g-l-i.

Yes. Italian often uses the present tense to describe:

• habitual actions
• instructions
• recipe steps
• what someone normally does in a sequence

So sminuzzo is present tense, but in context it can mean:

• I chop
• I usually chop
• I’m chopping
• as a step, I chop

This is very normal in Italian, especially in descriptions of procedures or cooking actions.