Tahin ile pekmezi karıştırınca tatlı bir karışım oluyor.

Tahin means tahini, a sesame paste.

Pekmez is a thick sweet syrup, often made from grapes in Turkey. It is a very common food, and tahin + pekmez is a familiar combination in Turkish cuisine.

So this sentence is talking about mixing two foods that Turkish speakers would immediately recognize.

İle means with.

So tahin ile pekmezi means tahini with pekmez or more naturally tahini and pekmez in this context.

In Turkish, ile can show:

• accompaniment: Ali ile geldim = I came with Ali
• instrument: bıçak ile kestim = I cut it with a knife
• combination: tahin ile pekmezi = tahini and pekmez / tahini with pekmez

In everyday Turkish, ile is often shortened and attached:

• tahin ile → tahinle

So you may also hear:

• Tahinle pekmezi karıştırınca...

Because pekmezi is the definite direct object form.

The base noun is pekmez.
When it is a specific object being mixed, Turkish adds the accusative ending:

• pekmez = pekmez, syrup
• pekmezi = the pekmez / pekmez as the specific object

Here, the verb is karıştırmak = to mix.
You are mixing a specific thing, the pekmez, so Turkish uses the accusative:

• pekmezi karıştırmak

This is very common in Turkish:

• kitap → kitabı
• süt → sütü
• kahve → kahveyi

Because tahin is part of the phrase tahin ile.

Here, ile makes tahin into a with-phrase, not the direct object. The direct object is pekmezi.

So the structure is basically:

• tahin ile = with tahini
• pekmezi = the pekmez
• karıştırınca = when/if one mixes

Turkish often treats one item as the direct object and the other as a phrase with ile in this kind of sentence.

English says mix X and Y, but Turkish often says something closer to mix Y with X.

Karıştırınca comes from the verb karıştırmak = to mix.

The ending -ınca / -ince / -unca / -ünce often means:

• when
• once
• sometimes if

So:

• karıştırınca = when (you/one) mix it
• more literally: upon mixing

In this sentence:

• Tahin ile pekmezi karıştırınca... = When you mix tahini and pekmez...

This form does not need an explicit subject. It can mean:

• when you mix
• when one mixes
• when they are mixed

The exact English wording depends on context.

It is built from:

• karıştır- = verb stem, mix
• -ınca = when/once type adverbial ending

So:

• karıştırmak = to mix
• karıştırınca = when one mixes / once mixed

This ending changes by vowel harmony:

• -ınca
• -ince
• -unca
• -ünce

Examples:

• gelince = when he/she comes
• bitirince = when he/she finishes
• okuyunca = when he/she reads
• görünce = when he/she sees

Oluyor is the present continuous form of olmak = to be / to become / to happen.

Here, oluyor gives a natural, everyday sense:

• it becomes
• it turns into
• you get

So:

• tatlı bir karışım oluyor = it becomes a sweet mixture / you get a sweet mixture

Why not olur?

• olur is more general, habitual, or timeless
• oluyor often sounds more vivid and conversational in explanatory sentences

Both can work, but they feel slightly different:

• ...karıştırınca tatlı bir karışım olur.
  = more general, like a fact or rule

• ...karıştırınca tatlı bir karışım oluyor.
  = very natural in spoken Turkish, like explaining what happens

Literally, it means:

• tatlı = sweet
• bir = a
• karışım = mixture
• oluyor = becomes / turns into

So:

• tatlı bir karışım oluyor = it becomes a sweet mixture

Natural English translations could be:

• It makes a sweet mixture.
• You get a sweet mixture.
• It turns into a sweet mixture.

In Turkish, olmak is often used where English might prefer become, make, or turn into, depending on the context.

Because in Turkish, adjectives come before the noun, just like in English.

So:

• tatlı karışım = sweet mixture
• tatlı bir karışım = a sweet mixture

The word bir here works like a/an.

Order:

• tatlı = sweet
• bir = a
• karışım = mixture

This order is normal in Turkish:

• güzel bir ev = a beautiful house
• uzun bir yol = a long road
• tatlı bir karışım = a sweet mixture

Not always exactly, but here it works very much like a.

Bir can mean:

• one
• a/an
• sometimes it adds a slightly descriptive or indefinite feeling

In tatlı bir karışım, it means a sweet mixture.

If you removed it and said:

• tatlı karışım oluyor

that would sound less natural in this sentence. Bir helps make it sound complete and idiomatic.

The sentence is:

• Tahin ile pekmezi karıştırınca tatlı bir karışım oluyor.

A rough breakdown is:

• Tahin ile pekmezi = tahini and pekmez / the pekmez with tahini
• karıştırınca = when mixed / when you mix them
• tatlı bir karışım = a sweet mixture
• oluyor = becomes

So the structure is roughly:

[When-clause] + [result]

Turkish often puts the verb at the end, so oluyor comes last.

A very literal ordering in English would be:

• When mixing tahini with pekmez, a sweet mixture becomes.

That sounds unnatural in English, but it shows the Turkish structure.

Yes. Turkish has several natural alternatives.

For example:

• Tahinle pekmezi karıştırınca tatlı bir karışım oluyor.
  Same meaning; ile becomes -le.

• Tahin ile pekmez karıştırılınca tatlı bir karışım oluyor.
  More passive: when tahini and pekmez are mixed

• Tahin ile pekmezi karıştırdığında tatlı bir karışım oluyor.
  When you mix tahini and pekmez, it becomes a sweet mixture

• Tahinle pekmez karışınca tatlı oluyor.
  When tahini and pekmez mix, it becomes sweet

Each version is slightly different in tone or focus, but the core meaning stays similar.

It can sometimes feel like either, depending on context.

In many cases, -ınca/-ince means:

• when
• once

But in practical English translation, it can also sound like if when talking about a general result.

So this sentence can be understood as:

• When you mix tahini and pekmez, it becomes a sweet mixture.
• If you mix tahini and pekmez, you get a sweet mixture.

The Turkish form itself is normal for both kinds of idea when the meaning is obvious from context.

Yes, but it is not stated directly.

Turkish often leaves out the subject when it is general or obvious. In this sentence, the idea is something like:

• when you mix tahini and pekmez
• when one mixes tahini and pekmez
• when they are mixed

The sentence is explaining a general result, so no explicit subject is necessary.

That is very common in Turkish, especially in recipes, instructions, and general explanations.