İhtiyacım olduğunda mikseri ve blenderi kullanarak hızlıca sos hazırlayabilirim.

This is due to a common Turkish sound change called consonant softening.

• Base word: ihtiyaç = need
• With -ım = my

When some nouns ending in ç, p, t, k take a vowel-starting suffix, the final consonant often softens:

• ç → c
• p → b
• t → d
• k → ğ/g

So:

• ihtiyaç + ım → ihtiyacım

This means my need, and in context it helps form the idea when I need it / when necessary.

Very literally, it is something like:

• ihtiyacım = my need / my needing
• olduğunda = when it is / when there is

So the whole phrase is roughly when I have a need or when it is needed.

This is a very natural Turkish way to express an idea that English often phrases more directly with when I need it or when necessary. Turkish often uses this noun-based structure where English would use a simpler verb.

Turkish often forms when-clauses with a verb plus endings like -dığında / -duğunda.

Here, the idea before it is not a regular action verb like gelmek or yapmak. It is a noun phrase: ihtiyacım. So Turkish uses olmak to carry the clause:

• ihtiyacım olmak = to have a need
• ihtiyacım olduğunda = when I have a need / when I need it

This pattern is very common. Compare:

• Vaktim olduğunda = when I have time
• Fırsatım olduğunda = when I have the opportunity

Yes, you often could.

• İhtiyacım olduğunda sounds a bit more neutral or slightly more formal.
• İhtiyacım olunca is a bit more conversational and compact.

In many everyday situations, both would be understood very naturally. The difference is usually small, and learners will hear both kinds of structures.

Because they are definite direct objects of kullanmak (to use).

• mikser → mikseri
• blender → blenderi

In Turkish, a specific/directly identified object often takes the accusative ending.

So here, the speaker is referring to the mixer and the blender as specific tools being used.

If you were speaking more generally, you might sometimes see a version without the accusative:

• mikser ve blender kullanarak

That sounds more like using a mixer and blender in a general sense.

Because they do two different jobs.

• ve = and
  It joins the two nouns: mikseri and blenderi
• kullanarak = by using / using
  It links that action to the main verb

So:

• mikseri ve blenderi = the mixer and the blender
• kullanarak = by using

Together: by using the mixer and the blender

kullanarak comes from the verb kullanmak (to use) plus the ending -arak / -erek.

• kullan- = use
• -arak = by doing, while doing

So kullanarak means:

• using
• by using

This form is often called a converb or adverbial verb form. It tells you how the main action is done.

In this sentence, it explains the method:

• sos hazırlayabilirim = I can prepare sauce
• mikseri ve blenderi kullanarak = by using the mixer and the blender

It breaks down like this:

• hazırla- = prepare
• -y- = buffer consonant
• -abil- = can / be able to
• -ir = aorist/general tense marker
• -im = I

So:

• hazırlayabilirim = I can prepare

The y appears because Turkish usually inserts a buffer consonant between two vowels:

• hazırla + abilirim would be awkward
• so it becomes hazırla-y-abilirim

Because -abilirim with the aorist often expresses general ability or possibility.

So hazırlayabilirim means something like:

• I can prepare
• I am able to prepare
• I could prepare (depending on context)

If you used a present continuous form such as hazırlayabiliyorum, it would sound more like:

• I am able to prepare
• I can prepare right now / at the moment

In this sentence, the idea is a more general ability, so hazırlayabilirim is very natural.

Because Turkish usually does not need subject pronouns when the verb already shows the person.

In hazırlayabilirim, the ending -im tells us the subject is I.

So ben is unnecessary unless you want extra emphasis or contrast:

• Ben hazırlayabilirim = I can prepare it.
  (maybe implying someone else cannot, or stressing that it is me)

Without ben, the sentence sounds normal and natural.

Hızlıca is an adverb meaning quickly.

• hızlı = fast, quick
• hızlıca = quickly

Turkish sometimes allows adjectives to function adverbially in casual speech, so learners may hear hızlı yap and similar expressions. But hızlıca is a very clear, standard way to express the adverb meaning here.

So in this sentence, hızlıca clearly modifies the action:

• hızlıca sos hazırlayabilirim = I can prepare sauce quickly

Not completely, but the current order is very natural.

Turkish commonly puts the main verb at the end, and other parts can move around for emphasis. In this sentence, the order is roughly:

• time/condition: İhtiyacım olduğunda
• method: mikseri ve blenderi kullanarak
• manner: hızlıca
• object: sos
• verb: hazırlayabilirim

This is a smooth, standard structure.

You could move some parts for emphasis, but the nuance would change. For example:

• Mikseri ve blenderi kullanarak ihtiyacım olduğunda hızlıca sos hazırlayabilirim.

This is still possible, but it shifts attention a bit. The original version sounds balanced and natural.

Yes. Because the sentence uses ve = and, it means both are included.

So mikseri ve blenderi kullanarak means using the mixer and the blender.

If you wanted to mean one or the other, you would normally use something like:

• veya = or

So the original wording suggests both tools are being used, not a choice between them.