Balkabağı çok yumuşayınca püre yapmak kolay oluyor.

-ınca / -ince / -unca / -ünce is a common Turkish verb ending meaning when, once, or after.

So yumuşayınca means something like:

• when it softens
• once it becomes soft
• after it gets soft

In this sentence, Balkabağı çok yumuşayınca sets the situation for the main clause.

It comes from the verb yumuşamak, meaning to soften or to become soft.

Breakdown:

• yumuşamak = dictionary form
• verb stem = yumuşa-
• add -yınca = yumuşayınca

The y is a buffer consonant. Turkish often inserts y when a suffix beginning with a vowel is added to a stem ending in a vowel.

So:

• yumuşa-
  • -ınca would be awkward
• Turkish uses yumuşa-y-ınca
• result: yumuşayınca

Çok means very, a lot, or greatly, depending on context.

Here it modifies the verb phrase yumuşayınca, so it means:

• when it gets very soft
• once it softens a lot

Turkish usually places adverbs like çok before the word or phrase they modify.

Püre yapmak is an infinitive phrase, literally to make purée.

In Turkish, the infinitive ending -mak / -mek can turn a verb into something noun-like, similar to English making or to make.

So püre yapmak functions as the thing being talked about:

• Püre yapmak kolay oluyor = Making purée becomes/is easy

This is very normal in Turkish.

Because püre yapmak is a general action: to make purée.

A bare noun + yapmak often forms a natural expression in Turkish. Here püre is not a specific, already-known object.

Compare:

• püre yapmak = to make purée / to puree it
• püreyi yapmak = to make the purée, a specific purée already identified

So in this sentence, the bare form sounds more natural.

Kolay oluyor is a very natural, conversational way to say that something becomes easy or is easy under those conditions.

There is a slight nuance:

• kolay = easy
• kolaydır = it is easy; more definite, formal, or explanatory
• kolay oluyor = it becomes easy / it turns out to be easy / it is easy in that situation

Because the first part says when the pumpkin gets very soft, oluyor fits the idea that at that point, making purée becomes easy.

Also, Turkish often uses the present continuous form -yor in general statements more than English does.

Because Turkish does not need a dummy subject like English it.

In English, we often say:

• It is easy to make purée

That it does not refer to anything concrete; it is just a grammatical placeholder.

Turkish usually does not use such a placeholder. Instead, it simply says:

• Püre yapmak kolay oluyor

Literally: Making purée becomes easy

So nothing is missing; this is normal Turkish structure.

In this sentence, balkabağı belongs to the time clause Balkabağı çok yumuşayınca.

It is not accusative here. The final -ı is part of the word itself.

Balkabağı is the Turkish word for pumpkin, and historically it is a compound. The ending is built into the noun, not a separate object marker in this sentence.

So do not analyze it as:

• balkabak
  • accusative -ı

Instead, treat balkabağı as the normal dictionary form of the noun.

Yes, Turkish word order is flexible, but the original order is very natural.

The sentence as given:

• Balkabağı çok yumuşayınca püre yapmak kolay oluyor.

This puts the when-clause first, which is common and clear.

You could also rearrange it for emphasis, for example:

• Püre yapmak, balkabağı çok yumuşayınca kolay oluyor.

That is still understandable, but the original version sounds smoother and more neutral.

Yes, you could, but the nuance changes slightly.

• yumuşayınca = when it softens / once it gets soft
• yumuşadığında = when it has softened / when it is soft, a bit more neutral or descriptive

Both can work in many contexts, but -ınca often feels more immediate and natural for cause-and-result sequences in everyday Turkish.

So here, yumuşayınca is a very good choice because the meaning is:

• once the pumpkin gets very soft, making purée is easy

A helpful way is to divide it into two parts:

1. Balkabağı çok yumuşayınca
   = when the pumpkin gets very soft

2. püre yapmak kolay oluyor
   = making purée becomes/is easy

So the full pattern is:

• [When X happens], [Y becomes easy].

This is a very common Turkish sentence structure:

• subordinate clause first
• main clause second

Once you see that pattern, the sentence becomes much easier to follow.