El olor del café sale de la cocina.

Because olor is a masculine noun in Spanish, so it takes el.

Even though olor does not end in -o, noun gender in Spanish is not based only on the ending. You often have to learn the gender with the noun:

• el olor = the smell
• el color = the color
• el sabor = the flavor

So the article el is simply agreeing with the masculine noun olor.

Del is the contraction of de + el.

So:

• de = of / from
• el = the
• del = of the / from the

In this sentence, del café means of the coffee or from the coffee, depending on how naturally you translate it.

Spanish normally contracts de + el into del:

• de el café ❌
• del café ✅

One important exception: if El is part of a proper name, you do not contract it. For example:

• de El Escorial ✅

Sale is the third person singular form of the verb salir.

Here, the subject is el olor del café, which is singular, so the verb must also be singular:

• el olor → sale
• los olores → salen

A useful way to think about salir here is to come out or to go out. So El olor del café sale de la cocina is literally something like:

• The smell of the coffee comes out of the kitchen

In English, we might translate that more naturally as The smell of coffee is coming from the kitchen or The smell of the coffee comes from the kitchen.

Yes, salir often means to leave or to go out, but it also means to come out or to emanate from something.

So in this sentence, the smell is not leaving in the human sense. Instead, it is coming out from the kitchen.

This use is very natural in Spanish for things like:

• Sale humo de la ventana. = Smoke is coming out of the window.
• Sale agua del grifo. = Water comes out of the tap.
• Sale un olor raro del coche. = A strange smell is coming from the car.

So sale works well for smells, smoke, water, light, and similar things that emerge from somewhere.

Because de is the normal preposition for origin or source in this kind of sentence.

• de la cocina = from the kitchen

With smells, sounds, smoke, light, etc., Spanish usually uses de to show where something is coming from:

• Sale música de la casa.
• Viene humo del edificio.

Desde can also mean from, but it often emphasizes a starting point more strongly, especially in space or time:

• desde Madrid
• desde las ocho
• desde la ventana

In this sentence, de la cocina is the most natural choice.

You normally need the article here because you are referring to a specific place: the kitchen.

• de la cocina = from the kitchen

Without the article, de cocina, it would sound incomplete or would suggest a different structure, not the idea of from the kitchen.

Spanish uses definite articles more often than English does, especially when talking about known or identifiable things. So even if English might sometimes be more flexible, Spanish usually wants:

• la cocina
• el café
• el olor

It can suggest both ideas, and that is normal.

In this sentence, del café identifies what smell we are talking about: it is the smell of the coffee. At the same time, it also suggests the smell is coming from the coffee.

So the phrase is doing two jobs at once:

• identifying the smell
• linking it to its source

That is why a very literal translation may sound slightly awkward in English, even though the Spanish is perfectly natural.

Yes, but the meaning shifts slightly.

• olor del café = the smell of the coffee / the smell coming from the coffee
• olor a café = a coffee smell / a smell like coffee

So:

• El olor del café sale de la cocina suggests there is actual coffee and its smell is coming from the kitchen.
• Sale olor a café de la cocina suggests a smell of coffee is coming from the kitchen.

In many everyday situations, olor a café is very common and natural. But olor del café is more specific: it points to the smell belonging to that coffee.

Because the written accent shows where the stress goes: ca-FÉ.

Without the accent, cafe would not follow normal Spanish stress rules for that spelling. The accent mark tells you to stress the final syllable.

So:

• café → stress on fé

This is important for correct pronunciation and spelling.

A good clue is the verb agreement.

The verb is sale, which is singular, so the subject must be singular too. The full noun phrase el olor del café is singular:

• main noun: olor
• extra information: del café

The subject is not café by itself. Café is inside the phrase del café, which is modifying olor.

So the structure is:

• El olor del café = subject
• sale = verb
• de la cocina = source/place phrase

The sentence is basically saying: The smell of the coffee comes out of the kitchen.

It can be changed, although the original order is the most straightforward.

Standard order:

• El olor del café sale de la cocina.

You could also say:

• De la cocina sale el olor del café.

That version puts more emphasis on de la cocina, almost like From the kitchen comes the smell of coffee.

Spanish word order is often more flexible than English word order, especially for emphasis or style. But for a learner, the original version is the safest and clearest.

Yes. Spanish has several natural ways to express the same basic idea. For example:

• Sale olor a café de la cocina.
• Viene olor a café de la cocina.
• Huele a café en la cocina.

These are close in meaning, but not identical:

• sale olor... = a smell is coming out
• viene olor... = a smell is coming from
• huele a café... = it smells like coffee / there is a smell of coffee

So your sentence is correct and natural, but it is not the only possible way to say it.