جدتي بتطبخ في المطبخ.

Because Arabic script usually does not write short vowels in everyday text.

So in جدتي بتطبخ في المطبخ, the consonants are written clearly, but some of the vowel sounds are left out. Native speakers already know the common patterns, so they can fill them in automatically.

This is one reason Arabic can feel harder to read at first for English speakers: you are often reading a consonant skeleton plus context.

In Egyptian Arabic, ج is usually pronounced like a hard g in go, not like the English j in jam.

So جدتي is pronounced roughly like gidditi or gadditi, depending on the speaker and vowel quality.

Two useful things to notice:

• ج = hard g in Egyptian
• the ending -تي here is part of how my is attached to the word

It shows possession: my.

The base word is جدة / جِدّة = grandmother.
When you add my, it becomes جدتي = my grandmother.

A helpful pattern:

• ـي often means my
• with words ending in ة, that ending changes in spelling when a suffix is added, so you get ـتي

So:

• جدة = grandmother
• جدتي = my grandmother

In Egyptian Arabic, بـ on a verb usually marks the present / habitual form.

So بتطبخ can mean:

• she cooks
• she is cooking

The exact English translation depends on context.

This بـ is very common in Egyptian Arabic and is one of the big differences from Standard Arabic.

Because it agrees with جدتي, which is feminine.

In Egyptian Arabic, the present-tense verb changes depending on the subject. Here the subject is my grandmother, so the verb takes the she form.

A useful comparison:

• بتطبخ = she cooks / is cooking
• بيطبخ = he cooks / is cooking

So the verb is matching the gender of the subject.

Because Arabic does not use a separate present-tense to be the way English does.

In English, you say:

• My grandmother is cooking

In Egyptian Arabic, the verb itself carries that meaning:

• بتطبخ

So you do not need a separate word for is here.

This is very normal in Arabic.

في means in.

It is a very common preposition in both Egyptian Arabic and Standard Arabic.

So in this sentence, it introduces the place where the action happens:

• في المطبخ = in the kitchen

الـ is the Arabic definite article, meaning the.

So:

• مطبخ = kitchen
• المطبخ = the kitchen

In Egyptian Arabic, الـ is often pronounced more like il- in speech.

Also, because م is a moon letter, the l sound is pronounced clearly:

• il-maṭbakh

It does not assimilate here.

Because Arabic speech flows words together very naturally.

So في المطبخ is often heard as something like:

• fil-maṭbakh or
• fi l-maṭbakh

This is not a different grammar point; it is just normal connected pronunciation.

English does this too. Compare how English speakers often run words together in fast speech.

Yes.

In Egyptian Arabic, the same present form often covers both:

• a habitual meaning: she cooks
• a current action meaning: she is cooking

Context tells you which one is intended.

So if someone is talking about her usual routine, it may mean she cooks.
If they are describing what is happening right now, it may mean she is cooking.

Yes. This is a very normal word order.

The sentence is:

• subject: جدتي
• verb: بتطبخ
• place phrase: في المطبخ

So it follows a common Egyptian Arabic pattern:

• Subject + Verb + Place

That makes it a very natural beginner sentence.

خ is a throaty sound that English does not really have.

It sounds somewhat like:

• the ch in German Bach
• the sound in Scottish loch

It is not like English k, and it is not like the ch in chair.

So both بتطبخ and المطبخ contain that same خ sound near the end.

Because this is Egyptian Arabic, not formal Standard Arabic.

In everyday Egyptian speech, speakers do not use the full case-ending system that learners see in textbook Standard Arabic. So the sentence appears in a simpler spoken form.

That is one reason spoken Egyptian often feels more streamlined than Standard Arabic.